91807120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37019}}^1$

素因数の和:37063

約数の個数: 40

約数和(自身を含む): 220343040

約数和(自身を除く): 128535920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 37019, 74038, 148076, 185095, 296152, 370190, 592304, 740380, 1147589, 1480760, 2295178, 2961520, 4590356, 5737945, 9180712, 11475890, 18361424, 22951780, 45903560, 91807120]

約数ペア:

[(1, 91807120), (2, 45903560), (4, 22951780), (5, 18361424), (8, 11475890), (10, 9180712), (16, 5737945), (20, 4590356), (31, 2961520), (40, 2295178), (62, 1480760), (80, 1147589), (124, 740380), (155, 592304), (248, 370190), (310, 296152), (496, 185095), (620, 148076), (1240, 74038), (2480, 37019)]