210325420

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1\times {\mathrm{433}}^1$

素因数の和:754

約数の個数: 48

約数和(自身を含む): 448408800

約数和(自身を除く): 238083380

約数列:

[1, 2, 4, 5, 10, 20, 149, 163, 298, 326, 433, 596, 652, 745, 815, 866, 1490, 1630, 1732, 2165, 2980, 3260, 4330, 8660, 24287, 48574, 64517, 70579, 97148, 121435, 129034, 141158, 242870, 258068, 282316, 322585, 352895, 485740, 645170, 705790, 1290340, 1411580, 10516271, 21032542, 42065084, 52581355, 105162710, 210325420]

約数ペア:

[(1, 210325420), (2, 105162710), (4, 52581355), (5, 42065084), (10, 21032542), (20, 10516271), (149, 1411580), (163, 1290340), (298, 705790), (326, 645170), (433, 485740), (596, 352895), (652, 322585), (745, 282316), (815, 258068), (866, 242870), (1490, 141158), (1630, 129034), (1732, 121435), (2165, 97148), (2980, 70579), (3260, 64517), (4330, 48574), (8660, 24287)]