200907428

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 381024000

約数和(自身を除く): 180116572

約数列:

[1, 2, 4, 17, 34, 68, 79, 149, 158, 251, 298, 316, 502, 596, 1004, 1343, 2533, 2686, 4267, 5066, 5372, 8534, 10132, 11771, 17068, 19829, 23542, 37399, 39658, 47084, 74798, 79316, 149596, 200107, 337093, 400214, 635783, 674186, 800428, 1271566, 1348372, 2543132, 2954521, 5909042, 11818084, 50226857, 100453714, 200907428]

約数ペア:

[(1, 200907428), (2, 100453714), (4, 50226857), (17, 11818084), (34, 5909042), (68, 2954521), (79, 2543132), (149, 1348372), (158, 1271566), (251, 800428), (298, 674186), (316, 635783), (502, 400214), (596, 337093), (1004, 200107), (1343, 149596), (2533, 79316), (2686, 74798), (4267, 47084), (5066, 39658), (5372, 37399), (8534, 23542), (10132, 19829), (11771, 17068)]