200817500

素因数分解:

$2^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1$

素因数の和:241

約数の個数: 120

約数和(自身を含む): 488618592

約数和(自身を除く): 287801092

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 37, 50, 52, 65, 74, 100, 125, 130, 148, 167, 185, 250, 260, 325, 334, 370, 481, 500, 625, 650, 668, 740, 835, 925, 962, 1250, 1300, 1625, 1670, 1850, 1924, 2171, 2405, 2500, 3250, 3340, 3700, 4175, 4342, 4625, 4810, 6179, 6500, 8125, 8350, 8684, 9250, 9620, 10855, 12025, 12358, 16250, 16700, 18500, 20875, 21710, 23125, 24050, 24716, 30895, 32500, 41750, 43420, 46250, 48100, 54275, 60125, 61790, 80327, 83500, 92500, 104375, 108550, 120250, 123580, 154475, 160654, 208750, 217100, 240500, 271375, 300625, 308950, 321308, 401635, 417500, 542750, 601250, 617900, 772375, 803270, 1085500, 1202500, 1356875, 1544750, 1606540, 2008175, 2713750, 3089500, 3861875, 4016350, 5427500, 7723750, 8032700, 10040875, 15447500, 20081750, 40163500, 50204375, 100408750, 200817500]

約数ペア:

[(1, 200817500), (2, 100408750), (4, 50204375), (5, 40163500), (10, 20081750), (13, 15447500), (20, 10040875), (25, 8032700), (26, 7723750), (37, 5427500), (50, 4016350), (52, 3861875), (65, 3089500), (74, 2713750), (100, 2008175), (125, 1606540), (130, 1544750), (148, 1356875), (167, 1202500), (185, 1085500), (250, 803270), (260, 772375), (325, 617900), (334, 601250), (370, 542750), (481, 417500), (500, 401635), (625, 321308), (650, 308950), (668, 300625), (740, 271375), (835, 240500), (925, 217100), (962, 208750), (1250, 160654), (1300, 154475), (1625, 123580), (1670, 120250), (1850, 108550), (1924, 104375), (2171, 92500), (2405, 83500), (2500, 80327), (3250, 61790), (3340, 60125), (3700, 54275), (4175, 48100), (4342, 46250), (4625, 43420), (4810, 41750), (6179, 32500), (6500, 30895), (8125, 24716), (8350, 24050), (8684, 23125), (9250, 21710), (9620, 20875), (10855, 18500), (12025, 16700), (12358, 16250)]