23641475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 36560160

約数和(自身を除く): 12918685

約数列:

[1, 5, 11, 13, 17, 25, 55, 65, 85, 143, 187, 221, 275, 325, 389, 425, 715, 935, 1105, 1945, 2431, 3575, 4279, 4675, 5057, 5525, 6613, 9725, 12155, 21395, 25285, 33065, 55627, 60775, 72743, 85969, 106975, 126425, 165325, 278135, 363715, 429845, 945659, 1390675, 1818575, 2149225, 4728295, 23641475]

約数ペア:

[(1, 23641475), (5, 4728295), (11, 2149225), (13, 1818575), (17, 1390675), (25, 945659), (55, 429845), (65, 363715), (85, 278135), (143, 165325), (187, 126425), (221, 106975), (275, 85969), (325, 72743), (389, 60775), (425, 55627), (715, 33065), (935, 25285), (1105, 21395), (1945, 12155), (2431, 9725), (3575, 6613), (4279, 5525), (4675, 5057)]