42219550

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1$

素因数の和:397

約数の個数: 48

約数和(自身を含む): 81758160

約数和(自身を除く): 39538610

約数列:

[1, 2, 5, 10, 25, 43, 50, 73, 86, 146, 215, 269, 365, 430, 538, 730, 1075, 1345, 1825, 2150, 2690, 3139, 3650, 6278, 6725, 11567, 13450, 15695, 19637, 23134, 31390, 39274, 57835, 78475, 98185, 115670, 156950, 196370, 289175, 490925, 578350, 844391, 981850, 1688782, 4221955, 8443910, 21109775, 42219550]

約数ペア:

[(1, 42219550), (2, 21109775), (5, 8443910), (10, 4221955), (25, 1688782), (43, 981850), (50, 844391), (73, 578350), (86, 490925), (146, 289175), (215, 196370), (269, 156950), (365, 115670), (430, 98185), (538, 78475), (730, 57835), (1075, 39274), (1345, 31390), (1825, 23134), (2150, 19637), (2690, 15695), (3139, 13450), (3650, 11567), (6278, 6725)]