72520315

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{751}}^1$

素因数の和:883

約数の個数: 32

約数和(自身を含む): 103956480

約数和(自身を除く): 31436165

約数列:

[1, 5, 7, 31, 35, 89, 155, 217, 445, 623, 751, 1085, 2759, 3115, 3755, 5257, 13795, 19313, 23281, 26285, 66839, 96565, 116405, 162967, 334195, 467873, 814835, 2072009, 2339365, 10360045, 14504063, 72520315]

約数ペア:

[(1, 72520315), (5, 14504063), (7, 10360045), (31, 2339365), (35, 2072009), (89, 814835), (155, 467873), (217, 334195), (445, 162967), (623, 116405), (751, 96565), (1085, 66839), (2759, 26285), (3115, 23281), (3755, 19313), (5257, 13795)]