31075720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4597}}^1$

素因数の和:4634

約数の個数: 48

約数和(自身を含む): 75729060

約数和(自身を除く): 44653340

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 4597, 6760, 9194, 18388, 22985, 36776, 45970, 59761, 91940, 119522, 183880, 239044, 298805, 478088, 597610, 776893, 1195220, 1553786, 2390440, 3107572, 3884465, 6215144, 7768930, 15537860, 31075720]

約数ペア:

[(1, 31075720), (2, 15537860), (4, 7768930), (5, 6215144), (8, 3884465), (10, 3107572), (13, 2390440), (20, 1553786), (26, 1195220), (40, 776893), (52, 597610), (65, 478088), (104, 298805), (130, 239044), (169, 183880), (260, 119522), (338, 91940), (520, 59761), (676, 45970), (845, 36776), (1352, 22985), (1690, 18388), (3380, 9194), (4597, 6760)]