313172080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{301127}}^1$

素因数の和:301153

約数の個数: 40

約数和(自身を含む): 784137312

約数和(自身を除く): 470965232

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 301127, 602254, 1204508, 1505635, 2409016, 3011270, 3914651, 4818032, 6022540, 7829302, 12045080, 15658604, 19573255, 24090160, 31317208, 39146510, 62634416, 78293020, 156586040, 313172080]

約数ペア:

[(1, 313172080), (2, 156586040), (4, 78293020), (5, 62634416), (8, 39146510), (10, 31317208), (13, 24090160), (16, 19573255), (20, 15658604), (26, 12045080), (40, 7829302), (52, 6022540), (65, 4818032), (80, 3914651), (104, 3011270), (130, 2409016), (208, 1505635), (260, 1204508), (520, 602254), (1040, 301127)]