25902520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1171}}^1$

素因数の和:1268

約数の個数: 64

約数和(自身を含む): 67507200

約数和(自身を除く): 41604680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 632, 790, 1106, 1171, 1580, 2212, 2342, 2765, 3160, 4424, 4684, 5530, 5855, 8197, 9368, 11060, 11710, 16394, 22120, 23420, 32788, 40985, 46840, 65576, 81970, 92509, 163940, 185018, 327880, 370036, 462545, 647563, 740072, 925090, 1295126, 1850180, 2590252, 3237815, 3700360, 5180504, 6475630, 12951260, 25902520]

約数ペア:

[(1, 25902520), (2, 12951260), (4, 6475630), (5, 5180504), (7, 3700360), (8, 3237815), (10, 2590252), (14, 1850180), (20, 1295126), (28, 925090), (35, 740072), (40, 647563), (56, 462545), (70, 370036), (79, 327880), (140, 185018), (158, 163940), (280, 92509), (316, 81970), (395, 65576), (553, 46840), (632, 40985), (790, 32788), (1106, 23420), (1171, 22120), (1580, 16394), (2212, 11710), (2342, 11060), (2765, 9368), (3160, 8197), (4424, 5855), (4684, 5530)]