1251472430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{11783}}^1$

素因数の和:11865

約数の個数: 64

約数和(自身を含む): 2613219840

約数和(自身を除く): 1361747410

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 43, 65, 86, 95, 130, 190, 215, 247, 430, 494, 559, 817, 1118, 1235, 1634, 2470, 2795, 4085, 5590, 8170, 10621, 11783, 21242, 23566, 53105, 58915, 106210, 117830, 153179, 223877, 306358, 447754, 506669, 765895, 1013338, 1119385, 1531790, 2238770, 2533345, 2910401, 5066690, 5820802, 6586697, 9626711, 13173394, 14552005, 19253422, 29104010, 32933485, 48133555, 65866970, 96267110, 125147243, 250294486, 625736215, 1251472430]

約数ペア:

[(1, 1251472430), (2, 625736215), (5, 250294486), (10, 125147243), (13, 96267110), (19, 65866970), (26, 48133555), (38, 32933485), (43, 29104010), (65, 19253422), (86, 14552005), (95, 13173394), (130, 9626711), (190, 6586697), (215, 5820802), (247, 5066690), (430, 2910401), (494, 2533345), (559, 2238770), (817, 1531790), (1118, 1119385), (1235, 1013338), (1634, 765895), (2470, 506669), (2795, 447754), (4085, 306358), (5590, 223877), (8170, 153179), (10621, 117830), (11783, 106210), (21242, 58915), (23566, 53105)]