25942020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:525

約数の個数: 96

約数和(自身を含む): 79403520

約数和(自身を除く): 53461500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 79, 130, 156, 158, 195, 237, 260, 316, 390, 395, 421, 474, 780, 790, 842, 948, 1027, 1185, 1263, 1580, 1684, 2054, 2105, 2370, 2526, 3081, 4108, 4210, 4740, 5052, 5135, 5473, 6162, 6315, 8420, 10270, 10946, 12324, 12630, 15405, 16419, 20540, 21892, 25260, 27365, 30810, 32838, 33259, 54730, 61620, 65676, 66518, 82095, 99777, 109460, 133036, 164190, 166295, 199554, 328380, 332590, 399108, 432367, 498885, 665180, 864734, 997770, 1297101, 1729468, 1995540, 2161835, 2594202, 4323670, 5188404, 6485505, 8647340, 12971010, 25942020]

約数ペア:

[(1, 25942020), (2, 12971010), (3, 8647340), (4, 6485505), (5, 5188404), (6, 4323670), (10, 2594202), (12, 2161835), (13, 1995540), (15, 1729468), (20, 1297101), (26, 997770), (30, 864734), (39, 665180), (52, 498885), (60, 432367), (65, 399108), (78, 332590), (79, 328380), (130, 199554), (156, 166295), (158, 164190), (195, 133036), (237, 109460), (260, 99777), (316, 82095), (390, 66518), (395, 65676), (421, 61620), (474, 54730), (780, 33259), (790, 32838), (842, 30810), (948, 27365), (1027, 25260), (1185, 21892), (1263, 20540), (1580, 16419), (1684, 15405), (2054, 12630), (2105, 12324), (2370, 10946), (2526, 10270), (3081, 8420), (4108, 6315), (4210, 6162), (4740, 5473), (5052, 5135)]