321861425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1733}}^1$

素因数の和:1802

約数の個数: 48

約数和(自身を含む): 464434560

約数和(自身を除く): 142573135

約数列:

[1, 5, 17, 19, 23, 25, 85, 95, 115, 323, 391, 425, 437, 475, 575, 1615, 1733, 1955, 2185, 7429, 8075, 8665, 9775, 10925, 29461, 32927, 37145, 39859, 43325, 147305, 164635, 185725, 199295, 559759, 677603, 736525, 757321, 823175, 996475, 2798795, 3388015, 3786605, 12874457, 13993975, 16940075, 18933025, 64372285, 321861425]

約数ペア:

[(1, 321861425), (5, 64372285), (17, 18933025), (19, 16940075), (23, 13993975), (25, 12874457), (85, 3786605), (95, 3388015), (115, 2798795), (323, 996475), (391, 823175), (425, 757321), (437, 736525), (475, 677603), (575, 559759), (1615, 199295), (1733, 185725), (1955, 164635), (2185, 147305), (7429, 43325), (8075, 39859), (8665, 37145), (9775, 32927), (10925, 29461)]