31364040064

素因数分解:

$2^7\times 7^1\times {\mathrm{139}}^1\times {\mathrm{251831}}^1$

素因数の和:251991

約数の個数: 64

約数和(自身を含む): 71923219200

約数和(自身を除く): 40559179136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 139, 224, 278, 448, 556, 896, 973, 1112, 1946, 2224, 3892, 4448, 7784, 8896, 15568, 17792, 31136, 62272, 124544, 251831, 503662, 1007324, 1762817, 2014648, 3525634, 4029296, 7051268, 8058592, 14102536, 16117184, 28205072, 32234368, 35004509, 56410144, 70009018, 112820288, 140018036, 225640576, 245031563, 280036072, 490063126, 560072144, 980126252, 1120144288, 1960252504, 2240288576, 3920505008, 4480577152, 7841010016, 15682020032, 31364040064]

約数ペア:

[(1, 31364040064), (2, 15682020032), (4, 7841010016), (7, 4480577152), (8, 3920505008), (14, 2240288576), (16, 1960252504), (28, 1120144288), (32, 980126252), (56, 560072144), (64, 490063126), (112, 280036072), (128, 245031563), (139, 225640576), (224, 140018036), (278, 112820288), (448, 70009018), (556, 56410144), (896, 35004509), (973, 32234368), (1112, 28205072), (1946, 16117184), (2224, 14102536), (3892, 8058592), (4448, 7051268), (7784, 4029296), (8896, 3525634), (15568, 2014648), (17792, 1762817), (31136, 1007324), (62272, 503662), (124544, 251831)]