72375520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{64621}}^1$

素因数の和:64643

約数の個数: 48

約数和(自身を含む): 195416928

約数和(自身を除く): 123041408

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 64621, 129242, 258484, 323105, 452347, 516968, 646210, 904694, 1033936, 1292420, 1809388, 2067872, 2261735, 2584840, 3618776, 4523470, 5169680, 7237552, 9046940, 10339360, 14475104, 18093880, 36187760, 72375520]

約数ペア:

[(1, 72375520), (2, 36187760), (4, 18093880), (5, 14475104), (7, 10339360), (8, 9046940), (10, 7237552), (14, 5169680), (16, 4523470), (20, 3618776), (28, 2584840), (32, 2261735), (35, 2067872), (40, 1809388), (56, 1292420), (70, 1033936), (80, 904694), (112, 646210), (140, 516968), (160, 452347), (224, 323105), (280, 258484), (560, 129242), (1120, 64621)]