200247990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{155231}}^1$

素因数の和:155284

約数の個数: 32

約数和(自身を含む): 491774976

約数和(自身を除く): 291526986

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 155231, 310462, 465693, 776155, 931386, 1552310, 2328465, 4656930, 6674933, 13349866, 20024799, 33374665, 40049598, 66749330, 100123995, 200247990]

約数ペア:

[(1, 200247990), (2, 100123995), (3, 66749330), (5, 40049598), (6, 33374665), (10, 20024799), (15, 13349866), (30, 6674933), (43, 4656930), (86, 2328465), (129, 1552310), (215, 931386), (258, 776155), (430, 465693), (645, 310462), (1290, 155231)]