28611053960

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1283}}^1\times {\mathrm{7057}}^1$

素因数の和:8430

約数の個数: 64

約数和(自身を含む): 65249798400

約数和(自身を除く): 36638744440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1283, 1580, 2566, 3160, 5132, 6415, 7057, 10264, 12830, 14114, 25660, 28228, 35285, 51320, 56456, 70570, 101357, 141140, 202714, 282280, 405428, 506785, 557503, 810856, 1013570, 1115006, 2027140, 2230012, 2787515, 4054280, 4460024, 5575030, 9054131, 11150060, 18108262, 22300120, 36216524, 45270655, 72433048, 90541310, 181082620, 362165240, 715276349, 1430552698, 2861105396, 3576381745, 5722210792, 7152763490, 14305526980, 28611053960]

約数ペア:

[(1, 28611053960), (2, 14305526980), (4, 7152763490), (5, 5722210792), (8, 3576381745), (10, 2861105396), (20, 1430552698), (40, 715276349), (79, 362165240), (158, 181082620), (316, 90541310), (395, 72433048), (632, 45270655), (790, 36216524), (1283, 22300120), (1580, 18108262), (2566, 11150060), (3160, 9054131), (5132, 5575030), (6415, 4460024), (7057, 4054280), (10264, 2787515), (12830, 2230012), (14114, 2027140), (25660, 1115006), (28228, 1013570), (35285, 810856), (51320, 557503), (56456, 506785), (70570, 405428), (101357, 282280), (141140, 202714)]