201192745

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:589

約数の個数: 32

約数和(自身を含む): 266666400

約数和(自身を除く): 65473655

約数列:

[1, 5, 13, 65, 73, 109, 365, 389, 545, 949, 1417, 1945, 4745, 5057, 7085, 7957, 25285, 28397, 39785, 42401, 103441, 141985, 212005, 369161, 517205, 551213, 1845805, 2756065, 3095273, 15476365, 40238549, 201192745]

約数ペア:

[(1, 201192745), (5, 40238549), (13, 15476365), (65, 3095273), (73, 2756065), (109, 1845805), (365, 551213), (389, 517205), (545, 369161), (949, 212005), (1417, 141985), (1945, 103441), (4745, 42401), (5057, 39785), (7085, 28397), (7957, 25285)]