64439330

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{503}}^1\times {\mathrm{557}}^1$

素因数の和:1090

約数の個数: 32

約数和(自身を含む): 121492224

約数和(自身を除く): 57052894

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 503, 557, 1006, 1114, 2515, 2785, 5030, 5570, 11569, 12811, 23138, 25622, 57845, 64055, 115690, 128110, 280171, 560342, 1400855, 2801710, 6443933, 12887866, 32219665, 64439330]

約数ペア:

[(1, 64439330), (2, 32219665), (5, 12887866), (10, 6443933), (23, 2801710), (46, 1400855), (115, 560342), (230, 280171), (503, 128110), (557, 115690), (1006, 64055), (1114, 57845), (2515, 25622), (2785, 23138), (5030, 12811), (5570, 11569)]