126939400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{12953}}^1$

素因数の和:12983

約数の個数: 72

約数和(自身を含む): 343345770

約数和(自身を除く): 216406370

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 980, 1225, 1400, 1960, 2450, 4900, 9800, 12953, 25906, 51812, 64765, 90671, 103624, 129530, 181342, 259060, 323825, 362684, 453355, 518120, 634697, 647650, 725368, 906710, 1269394, 1295300, 1813420, 2266775, 2538788, 2590600, 3173485, 3626840, 4533550, 5077576, 6346970, 9067100, 12693940, 15867425, 18134200, 25387880, 31734850, 63469700, 126939400]

約数ペア:

[(1, 126939400), (2, 63469700), (4, 31734850), (5, 25387880), (7, 18134200), (8, 15867425), (10, 12693940), (14, 9067100), (20, 6346970), (25, 5077576), (28, 4533550), (35, 3626840), (40, 3173485), (49, 2590600), (50, 2538788), (56, 2266775), (70, 1813420), (98, 1295300), (100, 1269394), (140, 906710), (175, 725368), (196, 647650), (200, 634697), (245, 518120), (280, 453355), (350, 362684), (392, 323825), (490, 259060), (700, 181342), (980, 129530), (1225, 103624), (1400, 90671), (1960, 64765), (2450, 51812), (4900, 25906), (9800, 12953)]