64504544

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8161}}^1$

素因数の和:8203

約数の個数: 48

約数和(自身を含む): 143977680

約数和(自身を除く): 79473136

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 3952, 7904, 8161, 16322, 32644, 65288, 106093, 130576, 155059, 212186, 261152, 310118, 424372, 620236, 848744, 1240472, 1697488, 2015767, 2480944, 3394976, 4031534, 4961888, 8063068, 16126136, 32252272, 64504544]

約数ペア:

[(1, 64504544), (2, 32252272), (4, 16126136), (8, 8063068), (13, 4961888), (16, 4031534), (19, 3394976), (26, 2480944), (32, 2015767), (38, 1697488), (52, 1240472), (76, 848744), (104, 620236), (152, 424372), (208, 310118), (247, 261152), (304, 212186), (416, 155059), (494, 130576), (608, 106093), (988, 65288), (1976, 32644), (3952, 16322), (7904, 8161)]