64933648

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{1187}}^1$

素因数の和:1471

約数の個数: 40

約数和(自身を含む): 136116288

約数和(自身を除く): 71182640

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 263, 526, 1052, 1187, 2104, 2374, 3419, 4208, 4748, 6838, 9496, 13676, 15431, 18992, 27352, 30862, 54704, 61724, 123448, 246896, 312181, 624362, 1248724, 2497448, 4058353, 4994896, 8116706, 16233412, 32466824, 64933648]

約数ペア:

[(1, 64933648), (2, 32466824), (4, 16233412), (8, 8116706), (13, 4994896), (16, 4058353), (26, 2497448), (52, 1248724), (104, 624362), (208, 312181), (263, 246896), (526, 123448), (1052, 61724), (1187, 54704), (2104, 30862), (2374, 27352), (3419, 18992), (4208, 15431), (4748, 13676), (6838, 9496)]