257029522030

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{947}}^1\times {\mathrm{2803}}^1$

素因数の和:4201

約数の個数: 64

約数和(自身を含む): 484599034368

約数和(自身を除く): 227569512338

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 421, 842, 947, 1894, 2105, 2803, 4210, 4735, 5606, 9470, 9683, 14015, 19366, 21781, 28030, 43562, 48415, 64469, 96830, 108905, 128938, 217810, 322345, 398687, 644690, 797374, 1180063, 1993435, 2360126, 2654441, 3986870, 5308882, 5900315, 9169801, 11800630, 13272205, 18339602, 26544410, 27141449, 45849005, 54282898, 61052143, 91698010, 122104286, 135707245, 271414490, 305260715, 610521430, 1117519661, 2235039322, 5587598305, 11175196610, 25702952203, 51405904406, 128514761015, 257029522030]

約数ペア:

[(1, 257029522030), (2, 128514761015), (5, 51405904406), (10, 25702952203), (23, 11175196610), (46, 5587598305), (115, 2235039322), (230, 1117519661), (421, 610521430), (842, 305260715), (947, 271414490), (1894, 135707245), (2105, 122104286), (2803, 91698010), (4210, 61052143), (4735, 54282898), (5606, 45849005), (9470, 27141449), (9683, 26544410), (14015, 18339602), (19366, 13272205), (21781, 11800630), (28030, 9169801), (43562, 5900315), (48415, 5308882), (64469, 3986870), (96830, 2654441), (108905, 2360126), (128938, 1993435), (217810, 1180063), (322345, 797374), (398687, 644690)]