358979660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{106207}}^1$

素因数の和:106242

約数の個数: 36

約数和(自身を含む): 816314688

約数和(自身を除く): 457335028

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 106207, 212414, 424828, 531035, 1062070, 1380691, 2124140, 2761382, 5522764, 6903455, 13806910, 17948983, 27613820, 35897966, 71795932, 89744915, 179489830, 358979660]

約数ペア:

[(1, 358979660), (2, 179489830), (4, 89744915), (5, 71795932), (10, 35897966), (13, 27613820), (20, 17948983), (26, 13806910), (52, 6903455), (65, 5522764), (130, 2761382), (169, 2124140), (260, 1380691), (338, 1062070), (676, 531035), (845, 424828), (1690, 212414), (3380, 106207)]