218367500

素因数分解:

$2^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{6719}}^1$

素因数の和:6756

約数の個数: 60

約数和(自身を含む): 514335360

約数和(自身を除く): 295967860

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 625, 650, 1250, 1300, 1625, 2500, 3250, 6500, 6719, 8125, 13438, 16250, 26876, 32500, 33595, 67190, 87347, 134380, 167975, 174694, 335950, 349388, 436735, 671900, 839875, 873470, 1679750, 1746940, 2183675, 3359500, 4199375, 4367350, 8398750, 8734700, 10918375, 16797500, 21836750, 43673500, 54591875, 109183750, 218367500]

約数ペア:

[(1, 218367500), (2, 109183750), (4, 54591875), (5, 43673500), (10, 21836750), (13, 16797500), (20, 10918375), (25, 8734700), (26, 8398750), (50, 4367350), (52, 4199375), (65, 3359500), (100, 2183675), (125, 1746940), (130, 1679750), (250, 873470), (260, 839875), (325, 671900), (500, 436735), (625, 349388), (650, 335950), (1250, 174694), (1300, 167975), (1625, 134380), (2500, 87347), (3250, 67190), (6500, 33595), (6719, 32500), (8125, 26876), (13438, 16250)]