71519152

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{401}}^1$

素因数の和:637

約数の個数: 40

約数和(自身を含む): 141767712

約数和(自身を除く): 70248560

約数列:

[1, 2, 4, 8, 16, 71, 142, 157, 284, 314, 401, 568, 628, 802, 1136, 1256, 1604, 2512, 3208, 6416, 11147, 22294, 28471, 44588, 56942, 62957, 89176, 113884, 125914, 178352, 227768, 251828, 455536, 503656, 1007312, 4469947, 8939894, 17879788, 35759576, 71519152]

約数ペア:

[(1, 71519152), (2, 35759576), (4, 17879788), (8, 8939894), (16, 4469947), (71, 1007312), (142, 503656), (157, 455536), (284, 251828), (314, 227768), (401, 178352), (568, 125914), (628, 113884), (802, 89176), (1136, 62957), (1256, 56942), (1604, 44588), (2512, 28471), (3208, 22294), (6416, 11147)]