89973560

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{14327}}^1$

素因数の和:14495

約数の個数: 32

約数和(自身を含む): 203744160

約数和(自身を除く): 113770600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 14327, 28654, 57308, 71635, 114616, 143270, 286540, 573080, 2249339, 4498678, 8997356, 11246695, 17994712, 22493390, 44986780, 89973560]

約数ペア:

[(1, 89973560), (2, 44986780), (4, 22493390), (5, 17994712), (8, 11246695), (10, 8997356), (20, 4498678), (40, 2249339), (157, 573080), (314, 286540), (628, 143270), (785, 114616), (1256, 71635), (1570, 57308), (3140, 28654), (6280, 14327)]