64955810

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{2789}}^1$

素因数の和:2950

約数の個数: 32

約数和(自身を含む): 124746480

約数和(自身を除く): 59790670

約数列:

[1, 2, 5, 10, 17, 34, 85, 137, 170, 274, 685, 1370, 2329, 2789, 4658, 5578, 11645, 13945, 23290, 27890, 47413, 94826, 237065, 382093, 474130, 764186, 1910465, 3820930, 6495581, 12991162, 32477905, 64955810]

約数ペア:

[(1, 64955810), (2, 32477905), (5, 12991162), (10, 6495581), (17, 3820930), (34, 1910465), (85, 764186), (137, 474130), (170, 382093), (274, 237065), (685, 94826), (1370, 47413), (2329, 27890), (2789, 23290), (4658, 13945), (5578, 11645)]