2100059975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{911}}^1$

素因数の和:1148

約数の個数: 48

約数和(自身を含む): 2892564864

約数和(自身を除く): 792504889

約数列:

[1, 5, 13, 25, 41, 65, 173, 205, 325, 533, 865, 911, 1025, 2249, 2665, 4325, 4555, 7093, 11245, 11843, 13325, 22775, 35465, 37351, 56225, 59215, 92209, 157603, 177325, 186755, 296075, 461045, 485563, 788015, 933775, 2048839, 2305225, 2427815, 3940075, 6461723, 10244195, 12139075, 32308615, 51220975, 84002399, 161543075, 420011995, 2100059975]

約数ペア:

[(1, 2100059975), (5, 420011995), (13, 161543075), (25, 84002399), (41, 51220975), (65, 32308615), (173, 12139075), (205, 10244195), (325, 6461723), (533, 3940075), (865, 2427815), (911, 2305225), (1025, 2048839), (2249, 933775), (2665, 788015), (4325, 485563), (4555, 461045), (7093, 296075), (11245, 186755), (11843, 177325), (13325, 157603), (22775, 92209), (35465, 59215), (37351, 56225)]