51352380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{31699}}^1$

素因数の和:31720

約数の個数: 60

約数和(自身を含む): 161099400

約数和(自身を除く): 109747020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 31699, 63398, 95097, 126796, 158495, 190194, 285291, 316990, 380388, 475485, 570582, 633980, 855873, 950970, 1141164, 1426455, 1711746, 1901940, 2567619, 2852910, 3423492, 4279365, 5135238, 5705820, 8558730, 10270476, 12838095, 17117460, 25676190, 51352380]

約数ペア:

[(1, 51352380), (2, 25676190), (3, 17117460), (4, 12838095), (5, 10270476), (6, 8558730), (9, 5705820), (10, 5135238), (12, 4279365), (15, 3423492), (18, 2852910), (20, 2567619), (27, 1901940), (30, 1711746), (36, 1426455), (45, 1141164), (54, 950970), (60, 855873), (81, 633980), (90, 570582), (108, 475485), (135, 380388), (162, 316990), (180, 285291), (270, 190194), (324, 158495), (405, 126796), (540, 95097), (810, 63398), (1620, 31699)]