90917580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{509}}^1$

素因数の和:763

約数の個数: 96

約数和(自身を含む): 275889600

約数和(自身を除く): 184972020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 229, 260, 390, 458, 509, 687, 780, 916, 1018, 1145, 1374, 1527, 2036, 2290, 2545, 2748, 2977, 3054, 3435, 4580, 5090, 5954, 6108, 6617, 6870, 7635, 8931, 10180, 11908, 13234, 13740, 14885, 15270, 17862, 19851, 26468, 29770, 30540, 33085, 35724, 39702, 44655, 59540, 66170, 79404, 89310, 99255, 116561, 132340, 178620, 198510, 233122, 349683, 397020, 466244, 582805, 699366, 1165610, 1398732, 1515293, 1748415, 2331220, 3030586, 3496830, 4545879, 6061172, 6993660, 7576465, 9091758, 15152930, 18183516, 22729395, 30305860, 45458790, 90917580]

約数ペア:

[(1, 90917580), (2, 45458790), (3, 30305860), (4, 22729395), (5, 18183516), (6, 15152930), (10, 9091758), (12, 7576465), (13, 6993660), (15, 6061172), (20, 4545879), (26, 3496830), (30, 3030586), (39, 2331220), (52, 1748415), (60, 1515293), (65, 1398732), (78, 1165610), (130, 699366), (156, 582805), (195, 466244), (229, 397020), (260, 349683), (390, 233122), (458, 198510), (509, 178620), (687, 132340), (780, 116561), (916, 99255), (1018, 89310), (1145, 79404), (1374, 66170), (1527, 59540), (2036, 44655), (2290, 39702), (2545, 35724), (2748, 33085), (2977, 30540), (3054, 29770), (3435, 26468), (4580, 19851), (5090, 17862), (5954, 15270), (6108, 14885), (6617, 13740), (6870, 13234), (7635, 11908), (8931, 10180)]