85232440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{51971}}^1$

素因数の和:52023

約数の個数: 32

約数和(自身を含む): 196454160

約数和(自身を除く): 111221720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 51971, 103942, 207884, 259855, 415768, 519710, 1039420, 2078840, 2130811, 4261622, 8523244, 10654055, 17046488, 21308110, 42616220, 85232440]

約数ペア:

[(1, 85232440), (2, 42616220), (4, 21308110), (5, 17046488), (8, 10654055), (10, 8523244), (20, 4261622), (40, 2130811), (41, 2078840), (82, 1039420), (164, 519710), (205, 415768), (328, 259855), (410, 207884), (820, 103942), (1640, 51971)]