25173940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:217

約数の個数: 96

約数和(自身を含む): 62705664

約数和(自身を除く): 37531724

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 53, 55, 68, 85, 106, 110, 127, 170, 187, 212, 220, 254, 265, 340, 374, 508, 530, 583, 635, 748, 901, 935, 1060, 1166, 1270, 1397, 1802, 1870, 2159, 2332, 2540, 2794, 2915, 3604, 3740, 4318, 4505, 5588, 5830, 6731, 6985, 8636, 9010, 9911, 10795, 11660, 13462, 13970, 18020, 19822, 21590, 23749, 26924, 27940, 33655, 39644, 43180, 47498, 49555, 67310, 74041, 94996, 99110, 114427, 118745, 134620, 148082, 198220, 228854, 237490, 296164, 370205, 457708, 474980, 572135, 740410, 1144270, 1258697, 1480820, 2288540, 2517394, 5034788, 6293485, 12586970, 25173940]

約数ペア:

[(1, 25173940), (2, 12586970), (4, 6293485), (5, 5034788), (10, 2517394), (11, 2288540), (17, 1480820), (20, 1258697), (22, 1144270), (34, 740410), (44, 572135), (53, 474980), (55, 457708), (68, 370205), (85, 296164), (106, 237490), (110, 228854), (127, 198220), (170, 148082), (187, 134620), (212, 118745), (220, 114427), (254, 99110), (265, 94996), (340, 74041), (374, 67310), (508, 49555), (530, 47498), (583, 43180), (635, 39644), (748, 33655), (901, 27940), (935, 26924), (1060, 23749), (1166, 21590), (1270, 19822), (1397, 18020), (1802, 13970), (1870, 13462), (2159, 11660), (2332, 10795), (2540, 9911), (2794, 9010), (2915, 8636), (3604, 6985), (3740, 6731), (4318, 5830), (4505, 5588)]