207909830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:353

約数の個数: 64

約数和(自身を含む): 407773440

約数和(自身を除く): 199863610

約数列:

[1, 2, 5, 10, 17, 34, 79, 85, 113, 137, 158, 170, 226, 274, 395, 565, 685, 790, 1130, 1343, 1370, 1921, 2329, 2686, 3842, 4658, 6715, 8927, 9605, 10823, 11645, 13430, 15481, 17854, 19210, 21646, 23290, 30962, 44635, 54115, 77405, 89270, 108230, 151759, 154810, 183991, 263177, 303518, 367982, 526354, 758795, 919955, 1222999, 1315885, 1517590, 1839910, 2445998, 2631770, 6114995, 12229990, 20790983, 41581966, 103954915, 207909830]

約数ペア:

[(1, 207909830), (2, 103954915), (5, 41581966), (10, 20790983), (17, 12229990), (34, 6114995), (79, 2631770), (85, 2445998), (113, 1839910), (137, 1517590), (158, 1315885), (170, 1222999), (226, 919955), (274, 758795), (395, 526354), (565, 367982), (685, 303518), (790, 263177), (1130, 183991), (1343, 154810), (1370, 151759), (1921, 108230), (2329, 89270), (2686, 77405), (3842, 54115), (4658, 44635), (6715, 30962), (8927, 23290), (9605, 21646), (10823, 19210), (11645, 17854), (13430, 15481)]