25617840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{617}}^1$

素因数の和:806

約数の個数: 80

約数和(自身を含む): 80003808

約数和(自身を除く): 54385968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 173, 240, 346, 519, 617, 692, 865, 1038, 1234, 1384, 1730, 1851, 2076, 2468, 2595, 2768, 3085, 3460, 3702, 4152, 4936, 5190, 6170, 6920, 7404, 8304, 9255, 9872, 10380, 12340, 13840, 14808, 18510, 20760, 24680, 29616, 37020, 41520, 49360, 74040, 106741, 148080, 213482, 320223, 426964, 533705, 640446, 853928, 1067410, 1280892, 1601115, 1707856, 2134820, 2561784, 3202230, 4269640, 5123568, 6404460, 8539280, 12808920, 25617840]

約数ペア:

[(1, 25617840), (2, 12808920), (3, 8539280), (4, 6404460), (5, 5123568), (6, 4269640), (8, 3202230), (10, 2561784), (12, 2134820), (15, 1707856), (16, 1601115), (20, 1280892), (24, 1067410), (30, 853928), (40, 640446), (48, 533705), (60, 426964), (80, 320223), (120, 213482), (173, 148080), (240, 106741), (346, 74040), (519, 49360), (617, 41520), (692, 37020), (865, 29616), (1038, 24680), (1234, 20760), (1384, 18510), (1730, 14808), (1851, 13840), (2076, 12340), (2468, 10380), (2595, 9872), (2768, 9255), (3085, 8304), (3460, 7404), (3702, 6920), (4152, 6170), (4936, 5190)]