40251328

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{479}}^1$

素因数の和:605

約数の個数: 56

約数和(自身を含む): 87050880

約数和(自身を除く): 46799552

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 101, 104, 202, 208, 404, 416, 479, 808, 832, 958, 1313, 1616, 1916, 2626, 3232, 3832, 5252, 6227, 6464, 7664, 10504, 12454, 15328, 21008, 24908, 30656, 42016, 48379, 49816, 84032, 96758, 99632, 193516, 199264, 387032, 398528, 628927, 774064, 1257854, 1548128, 2515708, 3096256, 5031416, 10062832, 20125664, 40251328]

約数ペア:

[(1, 40251328), (2, 20125664), (4, 10062832), (8, 5031416), (13, 3096256), (16, 2515708), (26, 1548128), (32, 1257854), (52, 774064), (64, 628927), (101, 398528), (104, 387032), (202, 199264), (208, 193516), (404, 99632), (416, 96758), (479, 84032), (808, 49816), (832, 48379), (958, 42016), (1313, 30656), (1616, 24908), (1916, 21008), (2626, 15328), (3232, 12454), (3832, 10504), (5252, 7664), (6227, 6464)]