51868580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{311}}^1$

素因数の和:620

約数の個数: 48

約数和(自身を含む): 113218560

約数和(自身を除く): 61349980

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 269, 310, 311, 538, 620, 622, 1076, 1244, 1345, 1555, 2690, 3110, 5380, 6220, 8339, 9641, 16678, 19282, 33356, 38564, 41695, 48205, 83390, 83659, 96410, 166780, 167318, 192820, 334636, 418295, 836590, 1673180, 2593429, 5186858, 10373716, 12967145, 25934290, 51868580]

約数ペア:

[(1, 51868580), (2, 25934290), (4, 12967145), (5, 10373716), (10, 5186858), (20, 2593429), (31, 1673180), (62, 836590), (124, 418295), (155, 334636), (269, 192820), (310, 167318), (311, 166780), (538, 96410), (620, 83659), (622, 83390), (1076, 48205), (1244, 41695), (1345, 38564), (1555, 33356), (2690, 19282), (3110, 16678), (5380, 9641), (6220, 8339)]