76987760

素因数分解:

$2^4\times 5^1\times {\mathrm{683}}^1\times {\mathrm{1409}}^1$

素因数の和:2105

約数の個数: 40

約数和(自身を含む): 179385840

約数和(自身を除く): 102398080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 683, 1366, 1409, 2732, 2818, 3415, 5464, 5636, 6830, 7045, 10928, 11272, 13660, 14090, 22544, 27320, 28180, 54640, 56360, 112720, 962347, 1924694, 3849388, 4811735, 7698776, 9623470, 15397552, 19246940, 38493880, 76987760]

約数ペア:

[(1, 76987760), (2, 38493880), (4, 19246940), (5, 15397552), (8, 9623470), (10, 7698776), (16, 4811735), (20, 3849388), (40, 1924694), (80, 962347), (683, 112720), (1366, 56360), (1409, 54640), (2732, 28180), (2818, 27320), (3415, 22544), (5464, 14090), (5636, 13660), (6830, 11272), (7045, 10928)]