87317750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{401}}^1$

素因数の和:498

約数の個数: 64

約数和(自身を含む): 179105472

約数和(自身を除く): 91787722

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 67, 125, 130, 134, 250, 325, 335, 401, 650, 670, 802, 871, 1625, 1675, 1742, 2005, 3250, 3350, 4010, 4355, 5213, 8375, 8710, 10025, 10426, 16750, 20050, 21775, 26065, 26867, 43550, 50125, 52130, 53734, 100250, 108875, 130325, 134335, 217750, 260650, 268670, 349271, 651625, 671675, 698542, 1303250, 1343350, 1746355, 3358375, 3492710, 6716750, 8731775, 17463550, 43658875, 87317750]

約数ペア:

[(1, 87317750), (2, 43658875), (5, 17463550), (10, 8731775), (13, 6716750), (25, 3492710), (26, 3358375), (50, 1746355), (65, 1343350), (67, 1303250), (125, 698542), (130, 671675), (134, 651625), (250, 349271), (325, 268670), (335, 260650), (401, 217750), (650, 134335), (670, 130325), (802, 108875), (871, 100250), (1625, 53734), (1675, 52130), (1742, 50125), (2005, 43550), (3250, 26867), (3350, 26065), (4010, 21775), (4355, 20050), (5213, 16750), (8375, 10426), (8710, 10025)]