348925460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43291}}^1$

素因数の和:43344

約数の個数: 48

約数和(自身を含む): 814582272

約数和(自身を除く): 465656812

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 43291, 86582, 173164, 216455, 432910, 562783, 865820, 1125566, 1342021, 2251132, 2684042, 2813915, 5368084, 5627830, 6710105, 11255660, 13420210, 17446273, 26840420, 34892546, 69785092, 87231365, 174462730, 348925460]

約数ペア:

[(1, 348925460), (2, 174462730), (4, 87231365), (5, 69785092), (10, 34892546), (13, 26840420), (20, 17446273), (26, 13420210), (31, 11255660), (52, 6710105), (62, 5627830), (65, 5368084), (124, 2813915), (130, 2684042), (155, 2251132), (260, 1342021), (310, 1125566), (403, 865820), (620, 562783), (806, 432910), (1612, 216455), (2015, 173164), (4030, 86582), (8060, 43291)]