89730680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4013}}^1$

素因数の和:4080

約数の個数: 64

約数和(自身を含む): 222536160

約数和(自身を除く): 132805480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 130, 172, 215, 260, 344, 430, 520, 559, 860, 1118, 1720, 2236, 2795, 4013, 4472, 5590, 8026, 11180, 16052, 20065, 22360, 32104, 40130, 52169, 80260, 104338, 160520, 172559, 208676, 260845, 345118, 417352, 521690, 690236, 862795, 1043380, 1380472, 1725590, 2086760, 2243267, 3451180, 4486534, 6902360, 8973068, 11216335, 17946136, 22432670, 44865340, 89730680]

約数ペア:

[(1, 89730680), (2, 44865340), (4, 22432670), (5, 17946136), (8, 11216335), (10, 8973068), (13, 6902360), (20, 4486534), (26, 3451180), (40, 2243267), (43, 2086760), (52, 1725590), (65, 1380472), (86, 1043380), (104, 862795), (130, 690236), (172, 521690), (215, 417352), (260, 345118), (344, 260845), (430, 208676), (520, 172559), (559, 160520), (860, 104338), (1118, 80260), (1720, 52169), (2236, 40130), (2795, 32104), (4013, 22360), (4472, 20065), (5590, 16052), (8026, 11180)]