68779750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{21163}}^1$

素因数の和:21193

約数の個数: 32

約数和(自身を含む): 138666528

約数和(自身を除く): 69886778

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 21163, 42326, 105815, 211630, 275119, 529075, 550238, 1058150, 1375595, 2645375, 2751190, 5290750, 6877975, 13755950, 34389875, 68779750]

約数ペア:

[(1, 68779750), (2, 34389875), (5, 13755950), (10, 6877975), (13, 5290750), (25, 2751190), (26, 2645375), (50, 1375595), (65, 1058150), (125, 550238), (130, 529075), (250, 275119), (325, 211630), (650, 105815), (1625, 42326), (3250, 21163)]