218847100

素因数分解:

$2^2\times 5^2\times {\mathrm{107}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:415

約数の個数: 72

約数和(自身を含む): 486250128

約数和(自身を除く): 267403028

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 107, 113, 181, 214, 226, 362, 428, 452, 535, 565, 724, 905, 1070, 1130, 1810, 2140, 2260, 2675, 2825, 3620, 4525, 5350, 5650, 9050, 10700, 11300, 12091, 18100, 19367, 20453, 24182, 38734, 40906, 48364, 60455, 77468, 81812, 96835, 102265, 120910, 193670, 204530, 241820, 302275, 387340, 409060, 484175, 511325, 604550, 968350, 1022650, 1209100, 1936700, 2045300, 2188471, 4376942, 8753884, 10942355, 21884710, 43769420, 54711775, 109423550, 218847100]

約数ペア:

[(1, 218847100), (2, 109423550), (4, 54711775), (5, 43769420), (10, 21884710), (20, 10942355), (25, 8753884), (50, 4376942), (100, 2188471), (107, 2045300), (113, 1936700), (181, 1209100), (214, 1022650), (226, 968350), (362, 604550), (428, 511325), (452, 484175), (535, 409060), (565, 387340), (724, 302275), (905, 241820), (1070, 204530), (1130, 193670), (1810, 120910), (2140, 102265), (2260, 96835), (2675, 81812), (2825, 77468), (3620, 60455), (4525, 48364), (5350, 40906), (5650, 38734), (9050, 24182), (10700, 20453), (11300, 19367), (12091, 18100)]