25306680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{641}}^1$

素因数の和:709

約数の個数: 128

約数和(自身を含む): 88750080

約数和(自身を除く): 63443400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 47, 56, 60, 70, 84, 94, 105, 120, 140, 141, 168, 188, 210, 235, 280, 282, 329, 376, 420, 470, 564, 641, 658, 705, 840, 940, 987, 1128, 1282, 1316, 1410, 1645, 1880, 1923, 1974, 2564, 2632, 2820, 3205, 3290, 3846, 3948, 4487, 4935, 5128, 5640, 6410, 6580, 7692, 7896, 8974, 9615, 9870, 12820, 13160, 13461, 15384, 17948, 19230, 19740, 22435, 25640, 26922, 30127, 35896, 38460, 39480, 44870, 53844, 60254, 67305, 76920, 89740, 90381, 107688, 120508, 134610, 150635, 179480, 180762, 210889, 241016, 269220, 301270, 361524, 421778, 451905, 538440, 602540, 632667, 723048, 843556, 903810, 1054445, 1205080, 1265334, 1687112, 1807620, 2108890, 2530668, 3163335, 3615240, 4217780, 5061336, 6326670, 8435560, 12653340, 25306680]

約数ペア:

[(1, 25306680), (2, 12653340), (3, 8435560), (4, 6326670), (5, 5061336), (6, 4217780), (7, 3615240), (8, 3163335), (10, 2530668), (12, 2108890), (14, 1807620), (15, 1687112), (20, 1265334), (21, 1205080), (24, 1054445), (28, 903810), (30, 843556), (35, 723048), (40, 632667), (42, 602540), (47, 538440), (56, 451905), (60, 421778), (70, 361524), (84, 301270), (94, 269220), (105, 241016), (120, 210889), (140, 180762), (141, 179480), (168, 150635), (188, 134610), (210, 120508), (235, 107688), (280, 90381), (282, 89740), (329, 76920), (376, 67305), (420, 60254), (470, 53844), (564, 44870), (641, 39480), (658, 38460), (705, 35896), (840, 30127), (940, 26922), (987, 25640), (1128, 22435), (1282, 19740), (1316, 19230), (1410, 17948), (1645, 15384), (1880, 13461), (1923, 13160), (1974, 12820), (2564, 9870), (2632, 9615), (2820, 8974), (3205, 7896), (3290, 7692), (3846, 6580), (3948, 6410), (4487, 5640), (4935, 5128)]