139880821540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{2761169}}^1$

素因数の和:2761344

約数の個数: 48

約数和(自身を含む): 313116678000

約数和(自身を除く): 173235856460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 149, 170, 298, 340, 596, 745, 1490, 2533, 2980, 5066, 10132, 12665, 25330, 50660, 2761169, 5522338, 11044676, 13805845, 27611690, 46939873, 55223380, 93879746, 187759492, 234699365, 411414181, 469398730, 822828362, 938797460, 1645656724, 2057070905, 4114141810, 6994041077, 8228283620, 13988082154, 27976164308, 34970205385, 69940410770, 139880821540]

約数ペア:

[(1, 139880821540), (2, 69940410770), (4, 34970205385), (5, 27976164308), (10, 13988082154), (17, 8228283620), (20, 6994041077), (34, 4114141810), (68, 2057070905), (85, 1645656724), (149, 938797460), (170, 822828362), (298, 469398730), (340, 411414181), (596, 234699365), (745, 187759492), (1490, 93879746), (2533, 55223380), (2980, 46939873), (5066, 27611690), (10132, 13805845), (12665, 11044676), (25330, 5522338), (50660, 2761169)]