20835087200

素因数分解:

$2^5\times 5^2\times {\mathrm{103}}^1\times {\mathrm{149}}^1\times {\mathrm{1697}}^1$

素因数の和:1969

約数の個数: 144

約数和(自身を含む): 51732626400

約数和(自身を除く): 30897539200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 103, 149, 160, 200, 206, 298, 400, 412, 515, 596, 745, 800, 824, 1030, 1192, 1490, 1648, 1697, 2060, 2384, 2575, 2980, 3296, 3394, 3725, 4120, 4768, 5150, 5960, 6788, 7450, 8240, 8485, 10300, 11920, 13576, 14900, 15347, 16480, 16970, 20600, 23840, 27152, 29800, 30694, 33940, 41200, 42425, 54304, 59600, 61388, 67880, 76735, 82400, 84850, 119200, 122776, 135760, 153470, 169700, 174791, 245552, 252853, 271520, 306940, 339400, 349582, 383675, 491104, 505706, 613880, 678800, 699164, 767350, 873955, 1011412, 1227760, 1264265, 1357600, 1398328, 1534700, 1747910, 2022824, 2455520, 2528530, 2796656, 3069400, 3495820, 4045648, 4369775, 5057060, 5593312, 6138800, 6321325, 6991640, 8091296, 8739550, 10114120, 12277600, 12642650, 13983280, 17479100, 20228240, 25285300, 26043859, 27966560, 34958200, 40456480, 50570600, 52087718, 69916400, 101141200, 104175436, 130219295, 139832800, 202282400, 208350872, 260438590, 416701744, 520877180, 651096475, 833403488, 1041754360, 1302192950, 2083508720, 2604385900, 4167017440, 5208771800, 10417543600, 20835087200]

約数ペア:

[(1, 20835087200), (2, 10417543600), (4, 5208771800), (5, 4167017440), (8, 2604385900), (10, 2083508720), (16, 1302192950), (20, 1041754360), (25, 833403488), (32, 651096475), (40, 520877180), (50, 416701744), (80, 260438590), (100, 208350872), (103, 202282400), (149, 139832800), (160, 130219295), (200, 104175436), (206, 101141200), (298, 69916400), (400, 52087718), (412, 50570600), (515, 40456480), (596, 34958200), (745, 27966560), (800, 26043859), (824, 25285300), (1030, 20228240), (1192, 17479100), (1490, 13983280), (1648, 12642650), (1697, 12277600), (2060, 10114120), (2384, 8739550), (2575, 8091296), (2980, 6991640), (3296, 6321325), (3394, 6138800), (3725, 5593312), (4120, 5057060), (4768, 4369775), (5150, 4045648), (5960, 3495820), (6788, 3069400), (7450, 2796656), (8240, 2528530), (8485, 2455520), (10300, 2022824), (11920, 1747910), (13576, 1534700), (14900, 1398328), (15347, 1357600), (16480, 1264265), (16970, 1227760), (20600, 1011412), (23840, 873955), (27152, 767350), (29800, 699164), (30694, 678800), (33940, 613880), (41200, 505706), (42425, 491104), (54304, 383675), (59600, 349582), (61388, 339400), (67880, 306940), (76735, 271520), (82400, 252853), (84850, 245552), (119200, 174791), (122776, 169700), (135760, 153470)]