56428400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{2879}}^1$

素因数の和:2911

約数の個数: 90

約数和(自身を含む): 157757760

約数和(自身を除く): 101329360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1225, 1400, 1960, 2450, 2800, 2879, 3920, 4900, 5758, 9800, 11516, 14395, 19600, 20153, 23032, 28790, 40306, 46064, 57580, 71975, 80612, 100765, 115160, 141071, 143950, 161224, 201530, 230320, 282142, 287900, 322448, 403060, 503825, 564284, 575800, 705355, 806120, 1007650, 1128568, 1151600, 1410710, 1612240, 2015300, 2257136, 2821420, 3526775, 4030600, 5642840, 7053550, 8061200, 11285680, 14107100, 28214200, 56428400]

約数ペア:

[(1, 56428400), (2, 28214200), (4, 14107100), (5, 11285680), (7, 8061200), (8, 7053550), (10, 5642840), (14, 4030600), (16, 3526775), (20, 2821420), (25, 2257136), (28, 2015300), (35, 1612240), (40, 1410710), (49, 1151600), (50, 1128568), (56, 1007650), (70, 806120), (80, 705355), (98, 575800), (100, 564284), (112, 503825), (140, 403060), (175, 322448), (196, 287900), (200, 282142), (245, 230320), (280, 201530), (350, 161224), (392, 143950), (400, 141071), (490, 115160), (560, 100765), (700, 80612), (784, 71975), (980, 57580), (1225, 46064), (1400, 40306), (1960, 28790), (2450, 23032), (2800, 20153), (2879, 19600), (3920, 14395), (4900, 11516), (5758, 9800)]