200959780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{4363}}^1$

素因数の和:4433

約数の個数: 72

約数和(自身を含む): 501475968

約数和(自身を除く): 300516188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 49, 70, 94, 98, 140, 188, 196, 235, 245, 329, 470, 490, 658, 940, 980, 1316, 1645, 2303, 3290, 4363, 4606, 6580, 8726, 9212, 11515, 17452, 21815, 23030, 30541, 43630, 46060, 61082, 87260, 122164, 152705, 205061, 213787, 305410, 410122, 427574, 610820, 820244, 855148, 1025305, 1068935, 1435427, 2050610, 2137870, 2870854, 4101220, 4275740, 5741708, 7177135, 10047989, 14354270, 20095978, 28708540, 40191956, 50239945, 100479890, 200959780]

約数ペア:

[(1, 200959780), (2, 100479890), (4, 50239945), (5, 40191956), (7, 28708540), (10, 20095978), (14, 14354270), (20, 10047989), (28, 7177135), (35, 5741708), (47, 4275740), (49, 4101220), (70, 2870854), (94, 2137870), (98, 2050610), (140, 1435427), (188, 1068935), (196, 1025305), (235, 855148), (245, 820244), (329, 610820), (470, 427574), (490, 410122), (658, 305410), (940, 213787), (980, 205061), (1316, 152705), (1645, 122164), (2303, 87260), (3290, 61082), (4363, 46060), (4606, 43630), (6580, 30541), (8726, 23030), (9212, 21815), (11515, 17452)]