201038968

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{491}}^1$

素因数の和:668

約数の個数: 64

約数和(自身を含む): 423198720

約数和(自身を除く): 222159752

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 127, 248, 254, 403, 491, 508, 806, 982, 1016, 1612, 1651, 1964, 3224, 3302, 3928, 3937, 6383, 6604, 7874, 12766, 13208, 15221, 15748, 25532, 30442, 31496, 51064, 51181, 60884, 62357, 102362, 121768, 124714, 197873, 204724, 249428, 395746, 409448, 498856, 791492, 810641, 1582984, 1621282, 1933067, 3242564, 3866134, 6485128, 7732268, 15464536, 25129871, 50259742, 100519484, 201038968]

約数ペア:

[(1, 201038968), (2, 100519484), (4, 50259742), (8, 25129871), (13, 15464536), (26, 7732268), (31, 6485128), (52, 3866134), (62, 3242564), (104, 1933067), (124, 1621282), (127, 1582984), (248, 810641), (254, 791492), (403, 498856), (491, 409448), (508, 395746), (806, 249428), (982, 204724), (1016, 197873), (1612, 124714), (1651, 121768), (1964, 102362), (3224, 62357), (3302, 60884), (3928, 51181), (3937, 51064), (6383, 31496), (6604, 30442), (7874, 25532), (12766, 15748), (13208, 15221)]