201722150

素因数分解:

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

素因数の和:514

約数の個数: 72

約数和(自身を含む): 441752976

約数和(自身を除く): 240030826

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 37, 50, 70, 74, 175, 185, 259, 350, 370, 421, 518, 842, 925, 1295, 1369, 1850, 2105, 2590, 2738, 2947, 4210, 5894, 6475, 6845, 9583, 10525, 12950, 13690, 14735, 15577, 19166, 21050, 29470, 31154, 34225, 47915, 68450, 73675, 77885, 95830, 109039, 147350, 155770, 218078, 239575, 389425, 479150, 545195, 576349, 778850, 1090390, 1152698, 2725975, 2881745, 4034443, 5451950, 5763490, 8068886, 14408725, 20172215, 28817450, 40344430, 100861075, 201722150]

約数ペア:

[(1, 201722150), (2, 100861075), (5, 40344430), (7, 28817450), (10, 20172215), (14, 14408725), (25, 8068886), (35, 5763490), (37, 5451950), (50, 4034443), (70, 2881745), (74, 2725975), (175, 1152698), (185, 1090390), (259, 778850), (350, 576349), (370, 545195), (421, 479150), (518, 389425), (842, 239575), (925, 218078), (1295, 155770), (1369, 147350), (1850, 109039), (2105, 95830), (2590, 77885), (2738, 73675), (2947, 68450), (4210, 47915), (5894, 34225), (6475, 31154), (6845, 29470), (9583, 21050), (10525, 19166), (12950, 15577), (13690, 14735)]