2065478975

素因数分解:

$5^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1\times {\mathrm{701}}^1$

素因数の和:980

約数の個数: 48

約数和(自身を含む): 2977041600

約数和(自身を除く): 911562625

約数列:

[1, 5, 7, 25, 35, 113, 149, 175, 565, 701, 745, 791, 1043, 2825, 3505, 3725, 3955, 4907, 5215, 16837, 17525, 19775, 24535, 26075, 79213, 84185, 104449, 117859, 122675, 396065, 420925, 522245, 554491, 589295, 731143, 1980325, 2611225, 2772455, 2946475, 3655715, 11802737, 13862275, 18278575, 59013685, 82619159, 295068425, 413095795, 2065478975]

約数ペア:

[(1, 2065478975), (5, 413095795), (7, 295068425), (25, 82619159), (35, 59013685), (113, 18278575), (149, 13862275), (175, 11802737), (565, 3655715), (701, 2946475), (745, 2772455), (791, 2611225), (1043, 1980325), (2825, 731143), (3505, 589295), (3725, 554491), (3955, 522245), (4907, 420925), (5215, 396065), (16837, 122675), (17525, 117859), (19775, 104449), (24535, 84185), (26075, 79213)]