15705821975

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:369

約数の個数: 96

約数和(自身を含む): 21658613760

約数和(自身を除く): 5952791785

約数列:

[1, 5, 23, 25, 37, 47, 113, 115, 139, 185, 235, 565, 575, 695, 851, 925, 1081, 1175, 1739, 2599, 2825, 3197, 3475, 4181, 4255, 5143, 5311, 5405, 6533, 8695, 12995, 15707, 15985, 20905, 21275, 25715, 26555, 27025, 32665, 39997, 43475, 64975, 78535, 79925, 96163, 104525, 118289, 122153, 128575, 132775, 150259, 163325, 196507, 199985, 241721, 361261, 392675, 480815, 581159, 591445, 610765, 738229, 751295, 982535, 999925, 1208605, 1806305, 2404075, 2905795, 2957225, 3053825, 3691145, 3756475, 4519661, 4912675, 5559583, 6043025, 9031525, 13366657, 14528975, 16979267, 18455725, 22598305, 27314473, 27797915, 66833285, 84896335, 112991525, 136572365, 138989575, 334166425, 424481675, 628232879, 682861825, 3141164395, 15705821975]

約数ペア:

[(1, 15705821975), (5, 3141164395), (23, 682861825), (25, 628232879), (37, 424481675), (47, 334166425), (113, 138989575), (115, 136572365), (139, 112991525), (185, 84896335), (235, 66833285), (565, 27797915), (575, 27314473), (695, 22598305), (851, 18455725), (925, 16979267), (1081, 14528975), (1175, 13366657), (1739, 9031525), (2599, 6043025), (2825, 5559583), (3197, 4912675), (3475, 4519661), (4181, 3756475), (4255, 3691145), (5143, 3053825), (5311, 2957225), (5405, 2905795), (6533, 2404075), (8695, 1806305), (12995, 1208605), (15707, 999925), (15985, 982535), (20905, 751295), (21275, 738229), (25715, 610765), (26555, 591445), (27025, 581159), (32665, 480815), (39997, 392675), (43475, 361261), (64975, 241721), (78535, 199985), (79925, 196507), (96163, 163325), (104525, 150259), (118289, 132775), (122153, 128575)]