50781780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{983}}^1$

素因数の和:1046

約数の個数: 144

約数和(自身を含む): 180520704

約数和(自身を除く): 129738924

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 41, 42, 45, 60, 63, 70, 82, 84, 90, 105, 123, 126, 140, 164, 180, 205, 210, 246, 252, 287, 315, 369, 410, 420, 492, 574, 615, 630, 738, 820, 861, 983, 1148, 1230, 1260, 1435, 1476, 1722, 1845, 1966, 2460, 2583, 2870, 2949, 3444, 3690, 3932, 4305, 4915, 5166, 5740, 5898, 6881, 7380, 8610, 8847, 9830, 10332, 11796, 12915, 13762, 14745, 17220, 17694, 19660, 20643, 25830, 27524, 29490, 34405, 35388, 40303, 41286, 44235, 51660, 58980, 61929, 68810, 80606, 82572, 88470, 103215, 120909, 123858, 137620, 161212, 176940, 201515, 206430, 241818, 247716, 282121, 309645, 362727, 403030, 412860, 483636, 564242, 604545, 619290, 725454, 806060, 846363, 1128484, 1209090, 1238580, 1410605, 1450908, 1692726, 1813635, 2418180, 2539089, 2821210, 3385452, 3627270, 4231815, 5078178, 5642420, 7254540, 8463630, 10156356, 12695445, 16927260, 25390890, 50781780]

約数ペア:

[(1, 50781780), (2, 25390890), (3, 16927260), (4, 12695445), (5, 10156356), (6, 8463630), (7, 7254540), (9, 5642420), (10, 5078178), (12, 4231815), (14, 3627270), (15, 3385452), (18, 2821210), (20, 2539089), (21, 2418180), (28, 1813635), (30, 1692726), (35, 1450908), (36, 1410605), (41, 1238580), (42, 1209090), (45, 1128484), (60, 846363), (63, 806060), (70, 725454), (82, 619290), (84, 604545), (90, 564242), (105, 483636), (123, 412860), (126, 403030), (140, 362727), (164, 309645), (180, 282121), (205, 247716), (210, 241818), (246, 206430), (252, 201515), (287, 176940), (315, 161212), (369, 137620), (410, 123858), (420, 120909), (492, 103215), (574, 88470), (615, 82572), (630, 80606), (738, 68810), (820, 61929), (861, 58980), (983, 51660), (1148, 44235), (1230, 41286), (1260, 40303), (1435, 35388), (1476, 34405), (1722, 29490), (1845, 27524), (1966, 25830), (2460, 20643), (2583, 19660), (2870, 17694), (2949, 17220), (3444, 14745), (3690, 13762), (3932, 12915), (4305, 11796), (4915, 10332), (5166, 9830), (5740, 8847), (5898, 8610), (6881, 7380)]