100425820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:355

約数の個数: 96

約数和(自身を含む): 243855360

約数和(自身を除く): 143429540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 89, 92, 110, 115, 178, 220, 223, 230, 253, 356, 445, 446, 460, 506, 890, 892, 979, 1012, 1115, 1265, 1780, 1958, 2047, 2230, 2453, 2530, 3916, 4094, 4460, 4895, 4906, 5060, 5129, 8188, 9790, 9812, 10235, 10258, 12265, 19580, 19847, 20470, 20516, 22517, 24530, 25645, 39694, 40940, 45034, 49060, 51290, 56419, 79388, 90068, 99235, 102580, 112585, 112838, 198470, 218317, 225170, 225676, 282095, 396940, 436634, 450340, 456481, 564190, 873268, 912962, 1091585, 1128380, 1825924, 2183170, 2282405, 4366340, 4564810, 5021291, 9129620, 10042582, 20085164, 25106455, 50212910, 100425820]

約数ペア:

[(1, 100425820), (2, 50212910), (4, 25106455), (5, 20085164), (10, 10042582), (11, 9129620), (20, 5021291), (22, 4564810), (23, 4366340), (44, 2282405), (46, 2183170), (55, 1825924), (89, 1128380), (92, 1091585), (110, 912962), (115, 873268), (178, 564190), (220, 456481), (223, 450340), (230, 436634), (253, 396940), (356, 282095), (445, 225676), (446, 225170), (460, 218317), (506, 198470), (890, 112838), (892, 112585), (979, 102580), (1012, 99235), (1115, 90068), (1265, 79388), (1780, 56419), (1958, 51290), (2047, 49060), (2230, 45034), (2453, 40940), (2530, 39694), (3916, 25645), (4094, 24530), (4460, 22517), (4895, 20516), (4906, 20470), (5060, 19847), (5129, 19580), (8188, 12265), (9790, 10258), (9812, 10235)]