79397360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4889}}^1$

素因数の和:4938

約数の個数: 80

約数和(自身を含む): 218289600

約数和(自身を除く): 138892240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 203, 232, 280, 290, 406, 464, 560, 580, 812, 1015, 1160, 1624, 2030, 2320, 3248, 4060, 4889, 8120, 9778, 16240, 19556, 24445, 34223, 39112, 48890, 68446, 78224, 97780, 136892, 141781, 171115, 195560, 273784, 283562, 342230, 391120, 547568, 567124, 684460, 708905, 992467, 1134248, 1368920, 1417810, 1984934, 2268496, 2737840, 2835620, 3969868, 4962335, 5671240, 7939736, 9924670, 11342480, 15879472, 19849340, 39698680, 79397360]

約数ペア:

[(1, 79397360), (2, 39698680), (4, 19849340), (5, 15879472), (7, 11342480), (8, 9924670), (10, 7939736), (14, 5671240), (16, 4962335), (20, 3969868), (28, 2835620), (29, 2737840), (35, 2268496), (40, 1984934), (56, 1417810), (58, 1368920), (70, 1134248), (80, 992467), (112, 708905), (116, 684460), (140, 567124), (145, 547568), (203, 391120), (232, 342230), (280, 283562), (290, 273784), (406, 195560), (464, 171115), (560, 141781), (580, 136892), (812, 97780), (1015, 78224), (1160, 68446), (1624, 48890), (2030, 39112), (2320, 34223), (3248, 24445), (4060, 19556), (4889, 16240), (8120, 9778)]