91293140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{643}}^1$

素因数の和:912

約数の個数: 48

約数和(自身を含む): 199073280

約数和(自身を除く): 107780140

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 229, 310, 458, 620, 643, 916, 1145, 1286, 2290, 2572, 3215, 4580, 6430, 7099, 12860, 14198, 19933, 28396, 35495, 39866, 70990, 79732, 99665, 141980, 147247, 199330, 294494, 398660, 588988, 736235, 1472470, 2944940, 4564657, 9129314, 18258628, 22823285, 45646570, 91293140]

約数ペア:

[(1, 91293140), (2, 45646570), (4, 22823285), (5, 18258628), (10, 9129314), (20, 4564657), (31, 2944940), (62, 1472470), (124, 736235), (155, 588988), (229, 398660), (310, 294494), (458, 199330), (620, 147247), (643, 141980), (916, 99665), (1145, 79732), (1286, 70990), (2290, 39866), (2572, 35495), (3215, 28396), (4580, 19933), (6430, 14198), (7099, 12860)]