64214390

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{3137}}^1$

素因数の和:3256

約数の個数: 32

約数和(自身を含む): 122005440

約数和(自身を除く): 57791050

約数列:

[1, 2, 5, 10, 23, 46, 89, 115, 178, 230, 445, 890, 2047, 3137, 4094, 6274, 10235, 15685, 20470, 31370, 72151, 144302, 279193, 360755, 558386, 721510, 1395965, 2791930, 6421439, 12842878, 32107195, 64214390]

約数ペア:

[(1, 64214390), (2, 32107195), (5, 12842878), (10, 6421439), (23, 2791930), (46, 1395965), (89, 721510), (115, 558386), (178, 360755), (230, 279193), (445, 144302), (890, 72151), (2047, 31370), (3137, 20470), (4094, 15685), (6274, 10235)]