68427680

素因数分解:

$2^5\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4409}}^1$

素因数の和:4521

約数の個数: 48

約数和(自身を含む): 163364040

約数和(自身を除く): 94936360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 97, 160, 194, 388, 485, 776, 970, 1552, 1940, 3104, 3880, 4409, 7760, 8818, 15520, 17636, 22045, 35272, 44090, 70544, 88180, 141088, 176360, 352720, 427673, 705440, 855346, 1710692, 2138365, 3421384, 4276730, 6842768, 8553460, 13685536, 17106920, 34213840, 68427680]

約数ペア:

[(1, 68427680), (2, 34213840), (4, 17106920), (5, 13685536), (8, 8553460), (10, 6842768), (16, 4276730), (20, 3421384), (32, 2138365), (40, 1710692), (80, 855346), (97, 705440), (160, 427673), (194, 352720), (388, 176360), (485, 141088), (776, 88180), (970, 70544), (1552, 44090), (1940, 35272), (3104, 22045), (3880, 17636), (4409, 15520), (7760, 8818)]