79666400

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^2\times {\mathrm{823}}^1$

素因数の和:865

約数の個数: 108

約数和(自身を含む): 214033176

約数和(自身を除く): 134366776

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 88, 100, 110, 121, 160, 176, 200, 220, 242, 275, 352, 400, 440, 484, 550, 605, 800, 823, 880, 968, 1100, 1210, 1646, 1760, 1936, 2200, 2420, 3025, 3292, 3872, 4115, 4400, 4840, 6050, 6584, 8230, 8800, 9053, 9680, 12100, 13168, 16460, 18106, 19360, 20575, 24200, 26336, 32920, 36212, 41150, 45265, 48400, 65840, 72424, 82300, 90530, 96800, 99583, 131680, 144848, 164600, 181060, 199166, 226325, 289696, 329200, 362120, 398332, 452650, 497915, 658400, 724240, 796664, 905300, 995830, 1448480, 1593328, 1810600, 1991660, 2489575, 3186656, 3621200, 3983320, 4979150, 7242400, 7966640, 9958300, 15933280, 19916600, 39833200, 79666400]

約数ペア:

[(1, 79666400), (2, 39833200), (4, 19916600), (5, 15933280), (8, 9958300), (10, 7966640), (11, 7242400), (16, 4979150), (20, 3983320), (22, 3621200), (25, 3186656), (32, 2489575), (40, 1991660), (44, 1810600), (50, 1593328), (55, 1448480), (80, 995830), (88, 905300), (100, 796664), (110, 724240), (121, 658400), (160, 497915), (176, 452650), (200, 398332), (220, 362120), (242, 329200), (275, 289696), (352, 226325), (400, 199166), (440, 181060), (484, 164600), (550, 144848), (605, 131680), (800, 99583), (823, 96800), (880, 90530), (968, 82300), (1100, 72424), (1210, 65840), (1646, 48400), (1760, 45265), (1936, 41150), (2200, 36212), (2420, 32920), (3025, 26336), (3292, 24200), (3872, 20575), (4115, 19360), (4400, 18106), (4840, 16460), (6050, 13168), (6584, 12100), (8230, 9680), (8800, 9053)]