25010580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:254

約数の個数: 144

約数和(自身を含む): 83655936

約数和(自身を除く): 58645356

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 49, 60, 70, 84, 94, 98, 105, 140, 141, 147, 181, 188, 196, 210, 235, 245, 282, 294, 329, 362, 420, 470, 490, 543, 564, 588, 658, 705, 724, 735, 905, 940, 980, 987, 1086, 1267, 1316, 1410, 1470, 1645, 1810, 1974, 2172, 2303, 2534, 2715, 2820, 2940, 3290, 3620, 3801, 3948, 4606, 4935, 5068, 5430, 6335, 6580, 6909, 7602, 8507, 8869, 9212, 9870, 10860, 11515, 12670, 13818, 15204, 17014, 17738, 19005, 19740, 23030, 25340, 25521, 26607, 27636, 34028, 34545, 35476, 38010, 42535, 44345, 46060, 51042, 53214, 59549, 69090, 76020, 85070, 88690, 102084, 106428, 119098, 127605, 133035, 138180, 170140, 177380, 178647, 238196, 255210, 266070, 297745, 357294, 416843, 510420, 532140, 595490, 714588, 833686, 893235, 1190980, 1250529, 1667372, 1786470, 2084215, 2501058, 3572940, 4168430, 5002116, 6252645, 8336860, 12505290, 25010580]

約数ペア:

[(1, 25010580), (2, 12505290), (3, 8336860), (4, 6252645), (5, 5002116), (6, 4168430), (7, 3572940), (10, 2501058), (12, 2084215), (14, 1786470), (15, 1667372), (20, 1250529), (21, 1190980), (28, 893235), (30, 833686), (35, 714588), (42, 595490), (47, 532140), (49, 510420), (60, 416843), (70, 357294), (84, 297745), (94, 266070), (98, 255210), (105, 238196), (140, 178647), (141, 177380), (147, 170140), (181, 138180), (188, 133035), (196, 127605), (210, 119098), (235, 106428), (245, 102084), (282, 88690), (294, 85070), (329, 76020), (362, 69090), (420, 59549), (470, 53214), (490, 51042), (543, 46060), (564, 44345), (588, 42535), (658, 38010), (705, 35476), (724, 34545), (735, 34028), (905, 27636), (940, 26607), (980, 25521), (987, 25340), (1086, 23030), (1267, 19740), (1316, 19005), (1410, 17738), (1470, 17014), (1645, 15204), (1810, 13818), (1974, 12670), (2172, 11515), (2303, 10860), (2534, 9870), (2715, 9212), (2820, 8869), (2940, 8507), (3290, 7602), (3620, 6909), (3801, 6580), (3948, 6335), (4606, 5430), (4935, 5068)]