201871700

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{929}}^1$

素因数の和:1037

約数の個数: 72

約数和(自身を含む): 457705080

約数和(自身を除く): 255833380

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 53, 82, 100, 106, 164, 205, 212, 265, 410, 530, 820, 929, 1025, 1060, 1325, 1858, 2050, 2173, 2650, 3716, 4100, 4346, 4645, 5300, 8692, 9290, 10865, 18580, 21730, 23225, 38089, 43460, 46450, 49237, 54325, 76178, 92900, 98474, 108650, 152356, 190445, 196948, 217300, 246185, 380890, 492370, 761780, 952225, 984740, 1230925, 1904450, 2018717, 2461850, 3808900, 4037434, 4923700, 8074868, 10093585, 20187170, 40374340, 50467925, 100935850, 201871700]

約数ペア:

[(1, 201871700), (2, 100935850), (4, 50467925), (5, 40374340), (10, 20187170), (20, 10093585), (25, 8074868), (41, 4923700), (50, 4037434), (53, 3808900), (82, 2461850), (100, 2018717), (106, 1904450), (164, 1230925), (205, 984740), (212, 952225), (265, 761780), (410, 492370), (530, 380890), (820, 246185), (929, 217300), (1025, 196948), (1060, 190445), (1325, 152356), (1858, 108650), (2050, 98474), (2173, 92900), (2650, 76178), (3716, 54325), (4100, 49237), (4346, 46450), (4645, 43460), (5300, 38089), (8692, 23225), (9290, 21730), (10865, 18580)]