199203280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2063}}^1$

素因数の和:2164

約数の個数: 80

約数和(自身を含む): 497539584

約数和(自身を除く): 298336304

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 71, 80, 85, 136, 142, 170, 272, 284, 340, 355, 568, 680, 710, 1136, 1207, 1360, 1420, 2063, 2414, 2840, 4126, 4828, 5680, 6035, 8252, 9656, 10315, 12070, 16504, 19312, 20630, 24140, 33008, 35071, 41260, 48280, 70142, 82520, 96560, 140284, 146473, 165040, 175355, 280568, 292946, 350710, 561136, 585892, 701420, 732365, 1171784, 1402840, 1464730, 2343568, 2490041, 2805680, 2929460, 4980082, 5858920, 9960164, 11717840, 12450205, 19920328, 24900410, 39840656, 49800820, 99601640, 199203280]

約数ペア:

[(1, 199203280), (2, 99601640), (4, 49800820), (5, 39840656), (8, 24900410), (10, 19920328), (16, 12450205), (17, 11717840), (20, 9960164), (34, 5858920), (40, 4980082), (68, 2929460), (71, 2805680), (80, 2490041), (85, 2343568), (136, 1464730), (142, 1402840), (170, 1171784), (272, 732365), (284, 701420), (340, 585892), (355, 561136), (568, 350710), (680, 292946), (710, 280568), (1136, 175355), (1207, 165040), (1360, 146473), (1420, 140284), (2063, 96560), (2414, 82520), (2840, 70142), (4126, 48280), (4828, 41260), (5680, 35071), (6035, 33008), (8252, 24140), (9656, 20630), (10315, 19312), (12070, 16504)]