55621400

素因数分解:

$2^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{3917}}^1$

素因数の和:4004

約数の個数: 48

約数和(自身を含む): 131174640

約数和(自身を除く): 75553240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 142, 200, 284, 355, 568, 710, 1420, 1775, 2840, 3550, 3917, 7100, 7834, 14200, 15668, 19585, 31336, 39170, 78340, 97925, 156680, 195850, 278107, 391700, 556214, 783400, 1112428, 1390535, 2224856, 2781070, 5562140, 6952675, 11124280, 13905350, 27810700, 55621400]

約数ペア:

[(1, 55621400), (2, 27810700), (4, 13905350), (5, 11124280), (8, 6952675), (10, 5562140), (20, 2781070), (25, 2224856), (40, 1390535), (50, 1112428), (71, 783400), (100, 556214), (142, 391700), (200, 278107), (284, 195850), (355, 156680), (568, 97925), (710, 78340), (1420, 39170), (1775, 31336), (2840, 19585), (3550, 15668), (3917, 14200), (7100, 7834)]