163934225

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{241}}^1$

素因数の和:307

約数の個数: 72

約数和(自身を含む): 263590272

約数和(自身を除く): 99656047

約数列:

[1, 5, 7, 13, 23, 25, 35, 65, 91, 115, 161, 169, 175, 241, 299, 325, 455, 575, 805, 845, 1183, 1205, 1495, 1687, 2093, 2275, 3133, 3887, 4025, 4225, 5543, 5915, 6025, 7475, 8435, 10465, 15665, 19435, 21931, 27209, 27715, 29575, 38801, 40729, 42175, 52325, 72059, 78325, 97175, 109655, 136045, 138575, 194005, 203645, 285103, 360295, 504413, 548275, 680225, 936767, 970025, 1018225, 1425515, 1801475, 2522065, 4683835, 6557369, 7127575, 12610325, 23419175, 32786845, 163934225]

約数ペア:

[(1, 163934225), (5, 32786845), (7, 23419175), (13, 12610325), (23, 7127575), (25, 6557369), (35, 4683835), (65, 2522065), (91, 1801475), (115, 1425515), (161, 1018225), (169, 970025), (175, 936767), (241, 680225), (299, 548275), (325, 504413), (455, 360295), (575, 285103), (805, 203645), (845, 194005), (1183, 138575), (1205, 136045), (1495, 109655), (1687, 97175), (2093, 78325), (2275, 72059), (3133, 52325), (3887, 42175), (4025, 40729), (4225, 38801), (5543, 29575), (5915, 27715), (6025, 27209), (7475, 21931), (8435, 19435), (10465, 15665)]