318610370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{34519}}^1$

素因数の和:34610

約数の個数: 32

約数和(自身を含む): 626330880

約数和(自身を除く): 307720510

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1846, 4615, 9230, 34519, 69038, 172595, 345190, 448747, 897494, 2243735, 2450849, 4487470, 4901698, 12254245, 24508490, 31861037, 63722074, 159305185, 318610370]

約数ペア:

[(1, 318610370), (2, 159305185), (5, 63722074), (10, 31861037), (13, 24508490), (26, 12254245), (65, 4901698), (71, 4487470), (130, 2450849), (142, 2243735), (355, 897494), (710, 448747), (923, 345190), (1846, 172595), (4615, 69038), (9230, 34519)]