715747575

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{3371}}^1$

素因数の和:3552

約数の個数: 48

約数和(自身を含む): 1254384000

約数和(自身を除く): 538636425

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 149, 285, 447, 475, 745, 1425, 2235, 2831, 3371, 3725, 8493, 10113, 11175, 14155, 16855, 42465, 50565, 64049, 70775, 84275, 192147, 212325, 252825, 320245, 502279, 960735, 1506837, 1601225, 2511395, 4803675, 7534185, 9543301, 12556975, 28629903, 37670925, 47716505, 143149515, 238582525, 715747575]

約数ペア:

[(1, 715747575), (3, 238582525), (5, 143149515), (15, 47716505), (19, 37670925), (25, 28629903), (57, 12556975), (75, 9543301), (95, 7534185), (149, 4803675), (285, 2511395), (447, 1601225), (475, 1506837), (745, 960735), (1425, 502279), (2235, 320245), (2831, 252825), (3371, 212325), (3725, 192147), (8493, 84275), (10113, 70775), (11175, 64049), (14155, 50565), (16855, 42465)]