198580048

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{2687}}^1$

素因数の和:2875

約数の個数: 40

約数和(自身を含む): 399974400

約数和(自身を除く): 201394352

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 149, 248, 298, 496, 596, 1192, 2384, 2687, 4619, 5374, 9238, 10748, 18476, 21496, 36952, 42992, 73904, 83297, 166594, 333188, 400363, 666376, 800726, 1332752, 1601452, 3202904, 6405808, 12411253, 24822506, 49645012, 99290024, 198580048]

約数ペア:

[(1, 198580048), (2, 99290024), (4, 49645012), (8, 24822506), (16, 12411253), (31, 6405808), (62, 3202904), (124, 1601452), (149, 1332752), (248, 800726), (298, 666376), (496, 400363), (596, 333188), (1192, 166594), (2384, 83297), (2687, 73904), (4619, 42992), (5374, 36952), (9238, 21496), (10748, 18476)]