1629128020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{1021}}^1$

素因数の和:1098

約数の個数: 144

約数和(自身を含む): 4121219088

約数和(自身を除く): 2492091068

約数列:

[1, 2, 4, 5, 10, 13, 17, 19, 20, 26, 34, 38, 52, 65, 68, 76, 85, 95, 130, 170, 190, 221, 247, 260, 323, 340, 361, 380, 442, 494, 646, 722, 884, 988, 1021, 1105, 1235, 1292, 1444, 1615, 1805, 2042, 2210, 2470, 3230, 3610, 4084, 4199, 4420, 4693, 4940, 5105, 6137, 6460, 7220, 8398, 9386, 10210, 12274, 13273, 16796, 17357, 18772, 19399, 20420, 20995, 23465, 24548, 26546, 30685, 34714, 38798, 41990, 46930, 53092, 61370, 66365, 69428, 77596, 79781, 83980, 86785, 93860, 96995, 122740, 132730, 159562, 173570, 193990, 225641, 252187, 265460, 319124, 329783, 347140, 368581, 387980, 398905, 451282, 504374, 659566, 737162, 797810, 902564, 1008748, 1128205, 1260935, 1319132, 1474324, 1595620, 1648915, 1842905, 2256410, 2521870, 3297830, 3685810, 4287179, 4512820, 4791553, 5043740, 6265877, 6595660, 7371620, 8574358, 9583106, 12531754, 17148716, 19166212, 21435895, 23957765, 25063508, 31329385, 42871790, 47915530, 62658770, 81456401, 85743580, 95831060, 125317540, 162912802, 325825604, 407282005, 814564010, 1629128020]

約数ペア:

[(1, 1629128020), (2, 814564010), (4, 407282005), (5, 325825604), (10, 162912802), (13, 125317540), (17, 95831060), (19, 85743580), (20, 81456401), (26, 62658770), (34, 47915530), (38, 42871790), (52, 31329385), (65, 25063508), (68, 23957765), (76, 21435895), (85, 19166212), (95, 17148716), (130, 12531754), (170, 9583106), (190, 8574358), (221, 7371620), (247, 6595660), (260, 6265877), (323, 5043740), (340, 4791553), (361, 4512820), (380, 4287179), (442, 3685810), (494, 3297830), (646, 2521870), (722, 2256410), (884, 1842905), (988, 1648915), (1021, 1595620), (1105, 1474324), (1235, 1319132), (1292, 1260935), (1444, 1128205), (1615, 1008748), (1805, 902564), (2042, 797810), (2210, 737162), (2470, 659566), (3230, 504374), (3610, 451282), (4084, 398905), (4199, 387980), (4420, 368581), (4693, 347140), (4940, 329783), (5105, 319124), (6137, 265460), (6460, 252187), (7220, 225641), (8398, 193990), (9386, 173570), (10210, 159562), (12274, 132730), (13273, 122740), (16796, 96995), (17357, 93860), (18772, 86785), (19399, 83980), (20420, 79781), (20995, 77596), (23465, 69428), (24548, 66365), (26546, 61370), (30685, 53092), (34714, 46930), (38798, 41990)]