25249980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{761}}^1$

素因数の和:859

約数の個数: 96

約数和(自身を含む): 81930240

約数和(自身を除く): 56680260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 79, 84, 105, 140, 158, 210, 237, 316, 395, 420, 474, 553, 761, 790, 948, 1106, 1185, 1522, 1580, 1659, 2212, 2283, 2370, 2765, 3044, 3318, 3805, 4566, 4740, 5327, 5530, 6636, 7610, 8295, 9132, 10654, 11060, 11415, 15220, 15981, 16590, 21308, 22830, 26635, 31962, 33180, 45660, 53270, 60119, 63924, 79905, 106540, 120238, 159810, 180357, 240476, 300595, 319620, 360714, 420833, 601190, 721428, 841666, 901785, 1202380, 1262499, 1683332, 1803570, 2104165, 2524998, 3607140, 4208330, 5049996, 6312495, 8416660, 12624990, 25249980]

約数ペア:

[(1, 25249980), (2, 12624990), (3, 8416660), (4, 6312495), (5, 5049996), (6, 4208330), (7, 3607140), (10, 2524998), (12, 2104165), (14, 1803570), (15, 1683332), (20, 1262499), (21, 1202380), (28, 901785), (30, 841666), (35, 721428), (42, 601190), (60, 420833), (70, 360714), (79, 319620), (84, 300595), (105, 240476), (140, 180357), (158, 159810), (210, 120238), (237, 106540), (316, 79905), (395, 63924), (420, 60119), (474, 53270), (553, 45660), (761, 33180), (790, 31962), (948, 26635), (1106, 22830), (1185, 21308), (1522, 16590), (1580, 15981), (1659, 15220), (2212, 11415), (2283, 11060), (2370, 10654), (2765, 9132), (3044, 8295), (3318, 7610), (3805, 6636), (4566, 5530), (4740, 5327)]