87875396

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1\times {\mathrm{197}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 179625600

約数和(自身を除く): 91750204

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 179, 197, 356, 358, 394, 623, 716, 788, 1246, 1253, 1379, 2492, 2506, 2758, 5012, 5516, 15931, 17533, 31862, 35066, 35263, 63724, 70132, 70526, 111517, 122731, 141052, 223034, 245462, 246841, 446068, 490924, 493682, 987364, 3138407, 6276814, 12553628, 21968849, 43937698, 87875396]

約数ペア:

[(1, 87875396), (2, 43937698), (4, 21968849), (7, 12553628), (14, 6276814), (28, 3138407), (89, 987364), (178, 493682), (179, 490924), (197, 446068), (356, 246841), (358, 245462), (394, 223034), (623, 141052), (716, 122731), (788, 111517), (1246, 70526), (1253, 70132), (1379, 63724), (2492, 35263), (2506, 35066), (2758, 31862), (5012, 17533), (5516, 15931)]