91800920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{733}}^1$

素因数の和:876

約数の個数: 64

約数和(自身を含む): 215619840

約数和(自身を除く): 123818920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 101, 124, 155, 202, 248, 310, 404, 505, 620, 733, 808, 1010, 1240, 1466, 2020, 2932, 3131, 3665, 4040, 5864, 6262, 7330, 12524, 14660, 15655, 22723, 25048, 29320, 31310, 45446, 62620, 74033, 90892, 113615, 125240, 148066, 181784, 227230, 296132, 370165, 454460, 592264, 740330, 908920, 1480660, 2295023, 2961320, 4590046, 9180092, 11475115, 18360184, 22950230, 45900460, 91800920]

約数ペア:

[(1, 91800920), (2, 45900460), (4, 22950230), (5, 18360184), (8, 11475115), (10, 9180092), (20, 4590046), (31, 2961320), (40, 2295023), (62, 1480660), (101, 908920), (124, 740330), (155, 592264), (202, 454460), (248, 370165), (310, 296132), (404, 227230), (505, 181784), (620, 148066), (733, 125240), (808, 113615), (1010, 90892), (1240, 74033), (1466, 62620), (2020, 45446), (2932, 31310), (3131, 29320), (3665, 25048), (4040, 22723), (5864, 15655), (6262, 14660), (7330, 12524)]