157030820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{10079}}^1$

素因数の和:10148

約数の個数: 48

約数和(自身を含む): 355622400

約数和(自身を除く): 198591580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 779, 820, 1558, 3116, 3895, 7790, 10079, 15580, 20158, 40316, 50395, 100790, 191501, 201580, 383002, 413239, 766004, 826478, 957505, 1652956, 1915010, 2066195, 3830020, 4132390, 7851541, 8264780, 15703082, 31406164, 39257705, 78515410, 157030820]

約数ペア:

[(1, 157030820), (2, 78515410), (4, 39257705), (5, 31406164), (10, 15703082), (19, 8264780), (20, 7851541), (38, 4132390), (41, 3830020), (76, 2066195), (82, 1915010), (95, 1652956), (164, 957505), (190, 826478), (205, 766004), (380, 413239), (410, 383002), (779, 201580), (820, 191501), (1558, 100790), (3116, 50395), (3895, 40316), (7790, 20158), (10079, 15580)]