64747696

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{18311}}^1$

素因数の和:18349

約数の個数: 40

約数和(自身を含む): 143053344

約数和(自身を除く): 78305648

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 18311, 36622, 73244, 146488, 238043, 292976, 311287, 476086, 622574, 952172, 1245148, 1904344, 2490296, 3808688, 4046731, 4980592, 8093462, 16186924, 32373848, 64747696]

約数ペア:

[(1, 64747696), (2, 32373848), (4, 16186924), (8, 8093462), (13, 4980592), (16, 4046731), (17, 3808688), (26, 2490296), (34, 1904344), (52, 1245148), (68, 952172), (104, 622574), (136, 476086), (208, 311287), (221, 292976), (272, 238043), (442, 146488), (884, 73244), (1768, 36622), (3536, 18311)]