202128525

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{28979}}^1$

素因数の和:29026

約数の個数: 36

約数和(自身を含む): 373726080

約数和(自身を除く): 171597555

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 93, 155, 225, 279, 465, 775, 1395, 2325, 6975, 28979, 86937, 144895, 260811, 434685, 724475, 898349, 1304055, 2173425, 2695047, 4491745, 6520275, 8085141, 13475235, 22458725, 40425705, 67376175, 202128525]

約数ペア:

[(1, 202128525), (3, 67376175), (5, 40425705), (9, 22458725), (15, 13475235), (25, 8085141), (31, 6520275), (45, 4491745), (75, 2695047), (93, 2173425), (155, 1304055), (225, 898349), (279, 724475), (465, 434685), (775, 260811), (1395, 144895), (2325, 86937), (6975, 28979)]