65144560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{62639}}^1$

素因数の和:62665

約数の個数: 40

約数和(自身を含む): 163114560

約数和(自身を除く): 97970000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 62639, 125278, 250556, 313195, 501112, 626390, 814307, 1002224, 1252780, 1628614, 2505560, 3257228, 4071535, 5011120, 6514456, 8143070, 13028912, 16286140, 32572280, 65144560]

約数ペア:

[(1, 65144560), (2, 32572280), (4, 16286140), (5, 13028912), (8, 8143070), (10, 6514456), (13, 5011120), (16, 4071535), (20, 3257228), (26, 2505560), (40, 1628614), (52, 1252780), (65, 1002224), (80, 814307), (104, 626390), (130, 501112), (208, 313195), (260, 250556), (520, 125278), (1040, 62639)]