6421900

素因数分解:

$2^2\times 5^2\times {\mathrm{149}}^1\times {\mathrm{431}}^1$

素因数の和:594

約数の個数: 36

約数和(自身を含む): 14061600

約数和(自身を除く): 7639700

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 149, 298, 431, 596, 745, 862, 1490, 1724, 2155, 2980, 3725, 4310, 7450, 8620, 10775, 14900, 21550, 43100, 64219, 128438, 256876, 321095, 642190, 1284380, 1605475, 3210950, 6421900]

約数ペア:

[(1, 6421900), (2, 3210950), (4, 1605475), (5, 1284380), (10, 642190), (20, 321095), (25, 256876), (50, 128438), (100, 64219), (149, 43100), (298, 21550), (431, 14900), (596, 10775), (745, 8620), (862, 7450), (1490, 4310), (1724, 3725), (2155, 2980)]