97798180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157739}}^1$

素因数の和:157779

約数の個数: 24

約数和(自身を含む): 212002560

約数和(自身を除く): 114204380

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 157739, 315478, 630956, 788695, 1577390, 3154780, 4889909, 9779818, 19559636, 24449545, 48899090, 97798180]

約数ペア:

[(1, 97798180), (2, 48899090), (4, 24449545), (5, 19559636), (10, 9779818), (20, 4889909), (31, 3154780), (62, 1577390), (124, 788695), (155, 630956), (310, 315478), (620, 157739)]