100215280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2423}}^1$

素因数の和:2494

約数の個数: 80

約数和(自身を含む): 259697664

約数和(自身を除く): 159482384

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 47, 55, 80, 88, 94, 110, 176, 188, 220, 235, 376, 440, 470, 517, 752, 880, 940, 1034, 1880, 2068, 2423, 2585, 3760, 4136, 4846, 5170, 8272, 9692, 10340, 12115, 19384, 20680, 24230, 26653, 38768, 41360, 48460, 53306, 96920, 106612, 113881, 133265, 193840, 213224, 227762, 266530, 426448, 455524, 533060, 569405, 911048, 1066120, 1138810, 1252691, 1822096, 2132240, 2277620, 2505382, 4555240, 5010764, 6263455, 9110480, 10021528, 12526910, 20043056, 25053820, 50107640, 100215280]

約数ペア:

[(1, 100215280), (2, 50107640), (4, 25053820), (5, 20043056), (8, 12526910), (10, 10021528), (11, 9110480), (16, 6263455), (20, 5010764), (22, 4555240), (40, 2505382), (44, 2277620), (47, 2132240), (55, 1822096), (80, 1252691), (88, 1138810), (94, 1066120), (110, 911048), (176, 569405), (188, 533060), (220, 455524), (235, 426448), (376, 266530), (440, 227762), (470, 213224), (517, 193840), (752, 133265), (880, 113881), (940, 106612), (1034, 96920), (1880, 53306), (2068, 48460), (2423, 41360), (2585, 38768), (3760, 26653), (4136, 24230), (4846, 20680), (5170, 19384), (8272, 12115), (9692, 10340)]