131567345

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:139

約数の個数: 64

約数和(自身を含む): 205632000

約数和(自身を除く): 74064655

約数列:

[1, 5, 7, 13, 29, 35, 59, 65, 91, 145, 169, 203, 295, 377, 413, 455, 767, 845, 1015, 1183, 1711, 1885, 2065, 2197, 2639, 3835, 4901, 5369, 5915, 8555, 9971, 10985, 11977, 13195, 15379, 22243, 24505, 26845, 34307, 49855, 59885, 63713, 69797, 76895, 111215, 129623, 155701, 171535, 289159, 318565, 348985, 445991, 648115, 778505, 907361, 1445795, 2024113, 2229955, 3759067, 4536805, 10120565, 18795335, 26313469, 131567345]

約数ペア:

[(1, 131567345), (5, 26313469), (7, 18795335), (13, 10120565), (29, 4536805), (35, 3759067), (59, 2229955), (65, 2024113), (91, 1445795), (145, 907361), (169, 778505), (203, 648115), (295, 445991), (377, 348985), (413, 318565), (455, 289159), (767, 171535), (845, 155701), (1015, 129623), (1183, 111215), (1711, 76895), (1885, 69797), (2065, 63713), (2197, 59885), (2639, 49855), (3835, 34307), (4901, 26845), (5369, 24505), (5915, 22243), (8555, 15379), (9971, 13195), (10985, 11977)]