87638910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{719}}^1$

素因数の和:985

約数の個数: 64

約数和(自身を含む): 223948800

約数和(自身を除く): 136309890

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 239, 255, 478, 510, 717, 719, 1195, 1434, 1438, 2157, 2390, 3585, 3595, 4063, 4314, 7170, 7190, 8126, 10785, 12189, 12223, 20315, 21570, 24378, 24446, 36669, 40630, 60945, 61115, 73338, 121890, 122230, 171841, 183345, 343682, 366690, 515523, 859205, 1031046, 1718410, 2577615, 2921297, 5155230, 5842594, 8763891, 14606485, 17527782, 29212970, 43819455, 87638910]

約数ペア:

[(1, 87638910), (2, 43819455), (3, 29212970), (5, 17527782), (6, 14606485), (10, 8763891), (15, 5842594), (17, 5155230), (30, 2921297), (34, 2577615), (51, 1718410), (85, 1031046), (102, 859205), (170, 515523), (239, 366690), (255, 343682), (478, 183345), (510, 171841), (717, 122230), (719, 121890), (1195, 73338), (1434, 61115), (1438, 60945), (2157, 40630), (2390, 36669), (3585, 24446), (3595, 24378), (4063, 21570), (4314, 20315), (7170, 12223), (7190, 12189), (8126, 10785)]