89015920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3877}}^1$

素因数の和:3938

約数の個数: 80

約数和(自身を含む): 242359488

約数和(自身を除く): 153343568

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 56, 70, 80, 82, 112, 140, 164, 205, 280, 287, 328, 410, 560, 574, 656, 820, 1148, 1435, 1640, 2296, 2870, 3280, 3877, 4592, 5740, 7754, 11480, 15508, 19385, 22960, 27139, 31016, 38770, 54278, 62032, 77540, 108556, 135695, 155080, 158957, 217112, 271390, 310160, 317914, 434224, 542780, 635828, 794785, 1085560, 1112699, 1271656, 1589570, 2171120, 2225398, 2543312, 3179140, 4450796, 5563495, 6358280, 8901592, 11126990, 12716560, 17803184, 22253980, 44507960, 89015920]

約数ペア:

[(1, 89015920), (2, 44507960), (4, 22253980), (5, 17803184), (7, 12716560), (8, 11126990), (10, 8901592), (14, 6358280), (16, 5563495), (20, 4450796), (28, 3179140), (35, 2543312), (40, 2225398), (41, 2171120), (56, 1589570), (70, 1271656), (80, 1112699), (82, 1085560), (112, 794785), (140, 635828), (164, 542780), (205, 434224), (280, 317914), (287, 310160), (328, 271390), (410, 217112), (560, 158957), (574, 155080), (656, 135695), (820, 108556), (1148, 77540), (1435, 62032), (1640, 54278), (2296, 38770), (2870, 31016), (3280, 27139), (3877, 22960), (4592, 19385), (5740, 15508), (7754, 11480)]