25999400

素因数分解:

$2^3\times 5^2\times 7^3\times {\mathrm{379}}^1$

素因数の和:416

約数の個数: 96

約数和(自身を含む): 70680000

約数和(自身を除く): 44680600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 343, 350, 379, 392, 490, 686, 700, 758, 980, 1225, 1372, 1400, 1516, 1715, 1895, 1960, 2450, 2653, 2744, 3032, 3430, 3790, 4900, 5306, 6860, 7580, 8575, 9475, 9800, 10612, 13265, 13720, 15160, 17150, 18571, 18950, 21224, 26530, 34300, 37142, 37900, 53060, 66325, 68600, 74284, 75800, 92855, 106120, 129997, 132650, 148568, 185710, 259994, 265300, 371420, 464275, 519988, 530600, 649985, 742840, 928550, 1039976, 1299970, 1857100, 2599940, 3249925, 3714200, 5199880, 6499850, 12999700, 25999400]

約数ペア:

[(1, 25999400), (2, 12999700), (4, 6499850), (5, 5199880), (7, 3714200), (8, 3249925), (10, 2599940), (14, 1857100), (20, 1299970), (25, 1039976), (28, 928550), (35, 742840), (40, 649985), (49, 530600), (50, 519988), (56, 464275), (70, 371420), (98, 265300), (100, 259994), (140, 185710), (175, 148568), (196, 132650), (200, 129997), (245, 106120), (280, 92855), (343, 75800), (350, 74284), (379, 68600), (392, 66325), (490, 53060), (686, 37900), (700, 37142), (758, 34300), (980, 26530), (1225, 21224), (1372, 18950), (1400, 18571), (1516, 17150), (1715, 15160), (1895, 13720), (1960, 13265), (2450, 10612), (2653, 9800), (2744, 9475), (3032, 8575), (3430, 7580), (3790, 6860), (4900, 5306)]