2000865650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1\times {\mathrm{421}}^1$

素因数の和:844

約数の個数: 96

約数和(自身を含む): 4390528512

約数和(自身を除く): 2389662862

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 37, 50, 70, 74, 175, 185, 259, 350, 367, 370, 421, 518, 734, 842, 925, 1295, 1835, 1850, 2105, 2569, 2590, 2947, 3670, 4210, 5138, 5894, 6475, 9175, 10525, 12845, 12950, 13579, 14735, 15577, 18350, 21050, 25690, 27158, 29470, 31154, 64225, 67895, 73675, 77885, 95053, 109039, 128450, 135790, 147350, 154507, 155770, 190106, 218078, 309014, 339475, 389425, 475265, 545195, 678950, 772535, 778850, 950530, 1081549, 1090390, 1545070, 2163098, 2376325, 2725975, 3862675, 4752650, 5407745, 5451950, 5716759, 7725350, 10815490, 11433518, 27038725, 28583795, 40017313, 54077450, 57167590, 80034626, 142918975, 200086565, 285837950, 400173130, 1000432825, 2000865650]

約数ペア:

[(1, 2000865650), (2, 1000432825), (5, 400173130), (7, 285837950), (10, 200086565), (14, 142918975), (25, 80034626), (35, 57167590), (37, 54077450), (50, 40017313), (70, 28583795), (74, 27038725), (175, 11433518), (185, 10815490), (259, 7725350), (350, 5716759), (367, 5451950), (370, 5407745), (421, 4752650), (518, 3862675), (734, 2725975), (842, 2376325), (925, 2163098), (1295, 1545070), (1835, 1090390), (1850, 1081549), (2105, 950530), (2569, 778850), (2590, 772535), (2947, 678950), (3670, 545195), (4210, 475265), (5138, 389425), (5894, 339475), (6475, 309014), (9175, 218078), (10525, 190106), (12845, 155770), (12950, 154507), (13579, 147350), (14735, 135790), (15577, 128450), (18350, 109039), (21050, 95053), (25690, 77885), (27158, 73675), (29470, 67895), (31154, 64225)]