42970288

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{661}}^1$

素因数の和:925

約数の個数: 40

約数和(自身を含む): 88655040

約数和(自身を除く): 45684752

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 239, 272, 478, 661, 956, 1322, 1912, 2644, 3824, 4063, 5288, 8126, 10576, 11237, 16252, 22474, 32504, 44948, 65008, 89896, 157979, 179792, 315958, 631916, 1263832, 2527664, 2685643, 5371286, 10742572, 21485144, 42970288]

約数ペア:

[(1, 42970288), (2, 21485144), (4, 10742572), (8, 5371286), (16, 2685643), (17, 2527664), (34, 1263832), (68, 631916), (136, 315958), (239, 179792), (272, 157979), (478, 89896), (661, 65008), (956, 44948), (1322, 32504), (1912, 22474), (2644, 16252), (3824, 11237), (4063, 10576), (5288, 8126)]