82553120

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 144

約数和(自身を含む): 219143232

約数和(自身を除く): 136590112

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 43, 52, 65, 71, 80, 86, 104, 130, 142, 160, 169, 172, 208, 215, 260, 284, 338, 344, 355, 416, 430, 520, 559, 568, 676, 688, 710, 845, 860, 923, 1040, 1118, 1136, 1352, 1376, 1420, 1690, 1720, 1846, 2080, 2236, 2272, 2704, 2795, 2840, 3053, 3380, 3440, 3692, 4472, 4615, 5408, 5590, 5680, 6106, 6760, 6880, 7267, 7384, 8944, 9230, 11180, 11360, 11999, 12212, 13520, 14534, 14768, 15265, 17888, 18460, 22360, 23998, 24424, 27040, 29068, 29536, 30530, 36335, 36920, 39689, 44720, 47996, 48848, 58136, 59995, 61060, 72670, 73840, 79378, 89440, 95992, 97696, 116272, 119990, 122120, 145340, 147680, 158756, 191984, 198445, 232544, 239980, 244240, 290680, 317512, 383968, 396890, 479960, 488480, 515957, 581360, 635024, 793780, 959920, 1031914, 1162720, 1270048, 1587560, 1919840, 2063828, 2579785, 3175120, 4127656, 5159570, 6350240, 8255312, 10319140, 16510624, 20638280, 41276560, 82553120]

約数ペア:

[(1, 82553120), (2, 41276560), (4, 20638280), (5, 16510624), (8, 10319140), (10, 8255312), (13, 6350240), (16, 5159570), (20, 4127656), (26, 3175120), (32, 2579785), (40, 2063828), (43, 1919840), (52, 1587560), (65, 1270048), (71, 1162720), (80, 1031914), (86, 959920), (104, 793780), (130, 635024), (142, 581360), (160, 515957), (169, 488480), (172, 479960), (208, 396890), (215, 383968), (260, 317512), (284, 290680), (338, 244240), (344, 239980), (355, 232544), (416, 198445), (430, 191984), (520, 158756), (559, 147680), (568, 145340), (676, 122120), (688, 119990), (710, 116272), (845, 97696), (860, 95992), (923, 89440), (1040, 79378), (1118, 73840), (1136, 72670), (1352, 61060), (1376, 59995), (1420, 58136), (1690, 48848), (1720, 47996), (1846, 44720), (2080, 39689), (2236, 36920), (2272, 36335), (2704, 30530), (2795, 29536), (2840, 29068), (3053, 27040), (3380, 24424), (3440, 23998), (3692, 22360), (4472, 18460), (4615, 17888), (5408, 15265), (5590, 14768), (5680, 14534), (6106, 13520), (6760, 12212), (6880, 11999), (7267, 11360), (7384, 11180), (8944, 9230)]