158889660280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{305557039}}^1$

素因数の和:305557063

約数の個数: 32

約数和(自身を含む): 385001870400

約数和(自身を除く): 226112210120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 305557039, 611114078, 1222228156, 1527785195, 2444456312, 3055570390, 3972241507, 6111140780, 7944483014, 12222281560, 15888966028, 19861207535, 31777932056, 39722415070, 79444830140, 158889660280]

約数ペア:

[(1, 158889660280), (2, 79444830140), (4, 39722415070), (5, 31777932056), (8, 19861207535), (10, 15888966028), (13, 12222281560), (20, 7944483014), (26, 6111140780), (40, 3972241507), (52, 3055570390), (65, 2444456312), (104, 1527785195), (130, 1222228156), (260, 611114078), (520, 305557039)]