202512860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{1249}}^1$

素因数の和:1347

約数の個数: 72

約数和(自身を含む): 474810000

約数和(自身を除く): 272297140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 110, 121, 134, 220, 242, 268, 335, 484, 605, 670, 737, 1210, 1249, 1340, 1474, 2420, 2498, 2948, 3685, 4996, 6245, 7370, 8107, 12490, 13739, 14740, 16214, 24980, 27478, 32428, 40535, 54956, 68695, 81070, 83683, 137390, 151129, 162140, 167366, 274780, 302258, 334732, 418415, 604516, 755645, 836830, 920513, 1511290, 1673660, 1841026, 3022580, 3682052, 4602565, 9205130, 10125643, 18410260, 20251286, 40502572, 50628215, 101256430, 202512860]

約数ペア:

[(1, 202512860), (2, 101256430), (4, 50628215), (5, 40502572), (10, 20251286), (11, 18410260), (20, 10125643), (22, 9205130), (44, 4602565), (55, 3682052), (67, 3022580), (110, 1841026), (121, 1673660), (134, 1511290), (220, 920513), (242, 836830), (268, 755645), (335, 604516), (484, 418415), (605, 334732), (670, 302258), (737, 274780), (1210, 167366), (1249, 162140), (1340, 151129), (1474, 137390), (2420, 83683), (2498, 81070), (2948, 68695), (3685, 54956), (4996, 40535), (6245, 32428), (7370, 27478), (8107, 24980), (12490, 16214), (13739, 14740)]