87693710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:393

約数の個数: 64

約数和(自身を含む): 179504640

約数和(自身を除く): 91810930

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 139, 211, 230, 278, 299, 422, 598, 695, 1055, 1390, 1495, 1807, 2110, 2743, 2990, 3197, 3614, 4853, 5486, 6394, 9035, 9706, 13715, 15985, 18070, 24265, 27430, 29329, 31970, 41561, 48530, 58658, 63089, 83122, 126178, 146645, 207805, 293290, 315445, 381277, 415610, 630890, 674567, 762554, 1349134, 1906385, 3372835, 3812770, 6745670, 8769371, 17538742, 43846855, 87693710]

約数ペア:

[(1, 87693710), (2, 43846855), (5, 17538742), (10, 8769371), (13, 6745670), (23, 3812770), (26, 3372835), (46, 1906385), (65, 1349134), (115, 762554), (130, 674567), (139, 630890), (211, 415610), (230, 381277), (278, 315445), (299, 293290), (422, 207805), (598, 146645), (695, 126178), (1055, 83122), (1390, 63089), (1495, 58658), (1807, 48530), (2110, 41561), (2743, 31970), (2990, 29329), (3197, 27430), (3614, 24265), (4853, 18070), (5486, 15985), (6394, 13715), (9035, 9706)]