31375448

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:252

約数の個数: 64

約数和(自身を含む): 66830400

約数和(自身を除く): 35454952

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 101, 103, 104, 116, 202, 206, 232, 377, 404, 412, 754, 808, 824, 1313, 1339, 1508, 2626, 2678, 2929, 2987, 3016, 5252, 5356, 5858, 5974, 10403, 10504, 10712, 11716, 11948, 20806, 23432, 23896, 38077, 38831, 41612, 76154, 77662, 83224, 135239, 152308, 155324, 270478, 301687, 304616, 310648, 540956, 603374, 1081912, 1206748, 2413496, 3921931, 7843862, 15687724, 31375448]

約数ペア:

[(1, 31375448), (2, 15687724), (4, 7843862), (8, 3921931), (13, 2413496), (26, 1206748), (29, 1081912), (52, 603374), (58, 540956), (101, 310648), (103, 304616), (104, 301687), (116, 270478), (202, 155324), (206, 152308), (232, 135239), (377, 83224), (404, 77662), (412, 76154), (754, 41612), (808, 38831), (824, 38077), (1313, 23896), (1339, 23432), (1508, 20806), (2626, 11948), (2678, 11716), (2929, 10712), (2987, 10504), (3016, 10403), (5252, 5974), (5356, 5858)]