90116690

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{1951}}^1$

素因数の和:2138

約数の個数: 32

約数和(自身を含む): 168652800

約数和(自身を除く): 78536110

約数列:

[1, 2, 5, 10, 31, 62, 149, 155, 298, 310, 745, 1490, 1951, 3902, 4619, 9238, 9755, 19510, 23095, 46190, 60481, 120962, 290699, 302405, 581398, 604810, 1453495, 2906990, 9011669, 18023338, 45058345, 90116690]

約数ペア:

[(1, 90116690), (2, 45058345), (5, 18023338), (10, 9011669), (31, 2906990), (62, 1453495), (149, 604810), (155, 581398), (298, 302405), (310, 290699), (745, 120962), (1490, 60481), (1951, 46190), (3902, 23095), (4619, 19510), (9238, 9755)]