3130725

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^3\times {\mathrm{19}}^1$

素因数の和:71

約数の個数: 48

約数和(自身を含む): 5902400

約数和(自身を除く): 2771675

約数列:

[1, 3, 5, 13, 15, 19, 25, 39, 57, 65, 75, 95, 169, 195, 247, 285, 325, 475, 507, 741, 845, 975, 1235, 1425, 2197, 2535, 3211, 3705, 4225, 6175, 6591, 9633, 10985, 12675, 16055, 18525, 32955, 41743, 48165, 54925, 80275, 125229, 164775, 208715, 240825, 626145, 1043575, 3130725]

約数ペア:

[(1, 3130725), (3, 1043575), (5, 626145), (13, 240825), (15, 208715), (19, 164775), (25, 125229), (39, 80275), (57, 54925), (65, 48165), (75, 41743), (95, 32955), (169, 18525), (195, 16055), (247, 12675), (285, 10985), (325, 9633), (475, 6591), (507, 6175), (741, 4225), (845, 3705), (975, 3211), (1235, 2535), (1425, 2197)]