39771025

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 60496128

約数和(自身を除く): 20725103

約数列:

[1, 5, 7, 23, 25, 35, 41, 115, 161, 175, 205, 241, 287, 575, 805, 943, 1025, 1205, 1435, 1687, 4025, 4715, 5543, 6025, 6601, 7175, 8435, 9881, 23575, 27715, 33005, 38801, 42175, 49405, 69167, 138575, 165025, 194005, 227263, 247025, 345835, 970025, 1136315, 1590841, 1729175, 5681575, 7954205, 39771025]

約数ペア:

[(1, 39771025), (5, 7954205), (7, 5681575), (23, 1729175), (25, 1590841), (35, 1136315), (41, 970025), (115, 345835), (161, 247025), (175, 227263), (205, 194005), (241, 165025), (287, 138575), (575, 69167), (805, 49405), (943, 42175), (1025, 38801), (1205, 33005), (1435, 27715), (1687, 23575), (4025, 9881), (4715, 8435), (5543, 7175), (6025, 6601)]