665318375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{4673}}^1$

素因数の和:4772

約数の個数: 32

約数和(自身を含む): 892472256

約数和(自身を除く): 227153881

約数列:

[1, 5, 17, 25, 67, 85, 125, 335, 425, 1139, 1675, 2125, 4673, 5695, 8375, 23365, 28475, 79441, 116825, 142375, 313091, 397205, 584125, 1565455, 1986025, 5322547, 7827275, 9930125, 26612735, 39136375, 133063675, 665318375]

約数ペア:

[(1, 665318375), (5, 133063675), (17, 39136375), (25, 26612735), (67, 9930125), (85, 7827275), (125, 5322547), (335, 1986025), (425, 1565455), (1139, 584125), (1675, 397205), (2125, 313091), (4673, 142375), (5695, 116825), (8375, 79441), (23365, 28475)]