80493993040

素因数分解:

$2^4\times 5^1\times {\mathrm{27031}}^1\times {\mathrm{37223}}^1$

素因数の和:64267

約数の個数: 40

約数和(自身を含む): 187160485248

約数和(自身を除く): 106666492208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 27031, 37223, 54062, 74446, 108124, 135155, 148892, 186115, 216248, 270310, 297784, 372230, 432496, 540620, 595568, 744460, 1081240, 1488920, 2162480, 2977840, 1006174913, 2012349826, 4024699652, 5030874565, 8049399304, 10061749130, 16098798608, 20123498260, 40246996520, 80493993040]

約数ペア:

[(1, 80493993040), (2, 40246996520), (4, 20123498260), (5, 16098798608), (8, 10061749130), (10, 8049399304), (16, 5030874565), (20, 4024699652), (40, 2012349826), (80, 1006174913), (27031, 2977840), (37223, 2162480), (54062, 1488920), (74446, 1081240), (108124, 744460), (135155, 595568), (148892, 540620), (186115, 432496), (216248, 372230), (270310, 297784)]