68665439440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1\times {\mathrm{1481}}^1$

素因数の和:2025

約数の個数: 160

約数和(自身を含む): 174046672800

約数和(自身を除く): 105381233360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 109, 130, 208, 218, 260, 409, 436, 520, 545, 818, 872, 1040, 1090, 1417, 1481, 1636, 1744, 2045, 2180, 2834, 2962, 3272, 4090, 4360, 5317, 5668, 5924, 6544, 7085, 7405, 8180, 8720, 10634, 11336, 11848, 14170, 14810, 16360, 19253, 21268, 22672, 23696, 26585, 28340, 29620, 32720, 38506, 42536, 44581, 53170, 56680, 59240, 77012, 85072, 89162, 96265, 106340, 113360, 118480, 154024, 161429, 178324, 192530, 212680, 222905, 308048, 322858, 356648, 385060, 425360, 445810, 579553, 605729, 645716, 713296, 770120, 807145, 891620, 1159106, 1211458, 1291432, 1540240, 1614290, 1783240, 2098577, 2318212, 2422916, 2582864, 2897765, 3028645, 3228580, 3566480, 4197154, 4636424, 4845832, 5795530, 6057290, 6457160, 7874477, 8394308, 9272848, 9691664, 10492885, 11591060, 12114580, 12914320, 15748954, 16788616, 20985770, 23182120, 24229160, 31497908, 33577232, 39372385, 41971540, 46364240, 48458320, 62995816, 66024461, 78744770, 83943080, 125991632, 132048922, 157489540, 167886160, 264097844, 314979080, 330122305, 528195688, 629958160, 660244610, 858317993, 1056391376, 1320489220, 1716635986, 2640978440, 3433271972, 4291589965, 5281956880, 6866543944, 8583179930, 13733087888, 17166359860, 34332719720, 68665439440]

約数ペア:

[(1, 68665439440), (2, 34332719720), (4, 17166359860), (5, 13733087888), (8, 8583179930), (10, 6866543944), (13, 5281956880), (16, 4291589965), (20, 3433271972), (26, 2640978440), (40, 1716635986), (52, 1320489220), (65, 1056391376), (80, 858317993), (104, 660244610), (109, 629958160), (130, 528195688), (208, 330122305), (218, 314979080), (260, 264097844), (409, 167886160), (436, 157489540), (520, 132048922), (545, 125991632), (818, 83943080), (872, 78744770), (1040, 66024461), (1090, 62995816), (1417, 48458320), (1481, 46364240), (1636, 41971540), (1744, 39372385), (2045, 33577232), (2180, 31497908), (2834, 24229160), (2962, 23182120), (3272, 20985770), (4090, 16788616), (4360, 15748954), (5317, 12914320), (5668, 12114580), (5924, 11591060), (6544, 10492885), (7085, 9691664), (7405, 9272848), (8180, 8394308), (8720, 7874477), (10634, 6457160), (11336, 6057290), (11848, 5795530), (14170, 4845832), (14810, 4636424), (16360, 4197154), (19253, 3566480), (21268, 3228580), (22672, 3028645), (23696, 2897765), (26585, 2582864), (28340, 2422916), (29620, 2318212), (32720, 2098577), (38506, 1783240), (42536, 1614290), (44581, 1540240), (53170, 1291432), (56680, 1211458), (59240, 1159106), (77012, 891620), (85072, 807145), (89162, 770120), (96265, 713296), (106340, 645716), (113360, 605729), (118480, 579553), (154024, 445810), (161429, 425360), (178324, 385060), (192530, 356648), (212680, 322858), (222905, 308048)]