197787830

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{313}}^1\times {\mathrm{2179}}^1$

素因数の和:2528

約数の個数: 32

約数和(自身を含む): 369640800

約数和(自身を除く): 171852970

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 313, 626, 1565, 2179, 3130, 4358, 9077, 10895, 18154, 21790, 45385, 63191, 90770, 126382, 315955, 631910, 682027, 1364054, 3410135, 6820270, 19778783, 39557566, 98893915, 197787830]

約数ペア:

[(1, 197787830), (2, 98893915), (5, 39557566), (10, 19778783), (29, 6820270), (58, 3410135), (145, 1364054), (290, 682027), (313, 631910), (626, 315955), (1565, 126382), (2179, 90770), (3130, 63191), (4358, 45385), (9077, 21790), (10895, 18154)]