199118960

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{3571}}^1$

素因数の和:3642

約数の個数: 80

約数和(自身を含む): 502280352

約数和(自身を除く): 303161392

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 41, 68, 80, 82, 85, 136, 164, 170, 205, 272, 328, 340, 410, 656, 680, 697, 820, 1360, 1394, 1640, 2788, 3280, 3485, 3571, 5576, 6970, 7142, 11152, 13940, 14284, 17855, 27880, 28568, 35710, 55760, 57136, 60707, 71420, 121414, 142840, 146411, 242828, 285680, 292822, 303535, 485656, 585644, 607070, 732055, 971312, 1171288, 1214140, 1464110, 2342576, 2428280, 2488987, 2928220, 4856560, 4977974, 5856440, 9955948, 11712880, 12444935, 19911896, 24889870, 39823792, 49779740, 99559480, 199118960]

約数ペア:

[(1, 199118960), (2, 99559480), (4, 49779740), (5, 39823792), (8, 24889870), (10, 19911896), (16, 12444935), (17, 11712880), (20, 9955948), (34, 5856440), (40, 4977974), (41, 4856560), (68, 2928220), (80, 2488987), (82, 2428280), (85, 2342576), (136, 1464110), (164, 1214140), (170, 1171288), (205, 971312), (272, 732055), (328, 607070), (340, 585644), (410, 485656), (656, 303535), (680, 292822), (697, 285680), (820, 242828), (1360, 146411), (1394, 142840), (1640, 121414), (2788, 71420), (3280, 60707), (3485, 57136), (3571, 55760), (5576, 35710), (6970, 28568), (7142, 27880), (11152, 17855), (13940, 14284)]