49502620

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^2\times {\mathrm{491}}^1$

素因数の和:642

約数の個数: 36

約数和(自身を含む): 105655032

約数和(自身を除く): 56152412

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 491, 710, 982, 1420, 1964, 2455, 4910, 5041, 9820, 10082, 20164, 25205, 34861, 50410, 69722, 100820, 139444, 174305, 348610, 697220, 2475131, 4950262, 9900524, 12375655, 24751310, 49502620]

約数ペア:

[(1, 49502620), (2, 24751310), (4, 12375655), (5, 9900524), (10, 4950262), (20, 2475131), (71, 697220), (142, 348610), (284, 174305), (355, 139444), (491, 100820), (710, 69722), (982, 50410), (1420, 34861), (1964, 25205), (2455, 20164), (4910, 10082), (5041, 9820)]