71121.0000000

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 12286080

約数和(自身を除く): 6707870

約数列:

[1, 2, 5, 10, 11, 17, 19, 22, 34, 38, 55, 85, 95, 110, 157, 170, 187, 190, 209, 314, 323, 374, 418, 646, 785, 935, 1045, 1570, 1615, 1727, 1870, 2090, 2669, 2983, 3230, 3454, 3553, 5338, 5966, 7106, 8635, 13345, 14915, 17270, 17765, 26690, 29359, 29830, 32813, 35530, 50711, 58718, 65626, 101422, 146795, 164065, 253555, 293590, 328130, 507110, 557821, 1115642, 2789105, 5578210]

約数ペア:

[(1, 5578210), (2, 2789105), (5, 1115642), (10, 557821), (11, 507110), (17, 328130), (19, 293590), (22, 253555), (34, 164065), (38, 146795), (55, 101422), (85, 65626), (95, 58718), (110, 50711), (157, 35530), (170, 32813), (187, 29830), (190, 29359), (209, 26690), (314, 17765), (323, 17270), (374, 14915), (418, 13345), (646, 8635), (785, 7106), (935, 5966), (1045, 5338), (1570, 3553), (1615, 3454), (1727, 3230), (1870, 2983), (2090, 2669)]