145653980

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{1489}}^1$

素因数の和:1638

約数の個数: 48

約数和(自身を含む): 314902560

約数和(自身を除く): 169248580

約数列:

[1, 2, 4, 5, 10, 20, 67, 73, 134, 146, 268, 292, 335, 365, 670, 730, 1340, 1460, 1489, 2978, 4891, 5956, 7445, 9782, 14890, 19564, 24455, 29780, 48910, 97820, 99763, 108697, 199526, 217394, 399052, 434788, 498815, 543485, 997630, 1086970, 1995260, 2173940, 7282699, 14565398, 29130796, 36413495, 72826990, 145653980]

約数ペア:

[(1, 145653980), (2, 72826990), (4, 36413495), (5, 29130796), (10, 14565398), (20, 7282699), (67, 2173940), (73, 1995260), (134, 1086970), (146, 997630), (268, 543485), (292, 498815), (335, 434788), (365, 399052), (670, 217394), (730, 199526), (1340, 108697), (1460, 99763), (1489, 97820), (2978, 48910), (4891, 29780), (5956, 24455), (7445, 19564), (9782, 14890)]