128885189920

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{6257}}^1\times {\mathrm{7573}}^1$

素因数の和:13862

約数の個数: 96

約数和(自身を含む): 322496617968

約数和(自身を除く): 193611428048

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 6257, 7573, 12514, 15146, 25028, 30292, 31285, 37865, 50056, 60584, 62570, 75730, 100112, 106369, 121168, 125140, 128741, 151460, 200224, 212738, 242336, 250280, 257482, 302920, 425476, 500560, 514964, 531845, 605840, 643705, 850952, 1001120, 1029928, 1063690, 1211680, 1287410, 1701904, 2059856, 2127380, 2574820, 3403808, 4119712, 4254760, 5149640, 8509520, 10299280, 17019040, 20598560, 47384261, 94768522, 189537044, 236921305, 379074088, 473842610, 758148176, 805532437, 947685220, 1516296352, 1611064874, 1895370440, 3222129748, 3790740880, 4027662185, 6444259496, 7581481760, 8055324370, 12888518992, 16110648740, 25777037984, 32221297480, 64442594960, 128885189920]

約数ペア:

[(1, 128885189920), (2, 64442594960), (4, 32221297480), (5, 25777037984), (8, 16110648740), (10, 12888518992), (16, 8055324370), (17, 7581481760), (20, 6444259496), (32, 4027662185), (34, 3790740880), (40, 3222129748), (68, 1895370440), (80, 1611064874), (85, 1516296352), (136, 947685220), (160, 805532437), (170, 758148176), (272, 473842610), (340, 379074088), (544, 236921305), (680, 189537044), (1360, 94768522), (2720, 47384261), (6257, 20598560), (7573, 17019040), (12514, 10299280), (15146, 8509520), (25028, 5149640), (30292, 4254760), (31285, 4119712), (37865, 3403808), (50056, 2574820), (60584, 2127380), (62570, 2059856), (75730, 1701904), (100112, 1287410), (106369, 1211680), (121168, 1063690), (125140, 1029928), (128741, 1001120), (151460, 850952), (200224, 643705), (212738, 605840), (242336, 531845), (250280, 514964), (257482, 500560), (302920, 425476)]