2496896142760

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{9161}}^1\times {\mathrm{76561}}^1$

素因数の和:85822

約数の個数: 64

約数和(自身を含む): 5681834456400

約数和(自身を除く): 3184938313640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 9161, 18322, 36644, 45805, 73288, 76561, 91610, 153122, 183220, 306244, 366440, 382805, 612488, 765610, 815329, 1531220, 1630658, 3062440, 3261316, 4076645, 6522632, 6813929, 8153290, 13627858, 16306580, 27255716, 32613160, 34069645, 54511432, 68139290, 136278580, 272557160, 701375321, 1402750642, 2805501284, 3506876605, 5611002568, 7013753210, 14027506420, 28055012840, 62422403569, 124844807138, 249689614276, 312112017845, 499379228552, 624224035690, 1248448071380, 2496896142760]

約数ペア:

[(1, 2496896142760), (2, 1248448071380), (4, 624224035690), (5, 499379228552), (8, 312112017845), (10, 249689614276), (20, 124844807138), (40, 62422403569), (89, 28055012840), (178, 14027506420), (356, 7013753210), (445, 5611002568), (712, 3506876605), (890, 2805501284), (1780, 1402750642), (3560, 701375321), (9161, 272557160), (18322, 136278580), (36644, 68139290), (45805, 54511432), (73288, 34069645), (76561, 32613160), (91610, 27255716), (153122, 16306580), (183220, 13627858), (306244, 8153290), (366440, 6813929), (382805, 6522632), (612488, 4076645), (765610, 3261316), (815329, 3062440), (1531220, 1630658)]