160972180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{9013}}^1$

素因数の和:9088

約数の個数: 48

約数和(自身を含む): 363444480

約数和(自身を除く): 202472300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 380, 470, 893, 940, 1786, 3572, 4465, 8930, 9013, 17860, 18026, 36052, 45065, 90130, 171247, 180260, 342494, 423611, 684988, 847222, 856235, 1694444, 1712470, 2118055, 3424940, 4236110, 8048609, 8472220, 16097218, 32194436, 40243045, 80486090, 160972180]

約数ペア:

[(1, 160972180), (2, 80486090), (4, 40243045), (5, 32194436), (10, 16097218), (19, 8472220), (20, 8048609), (38, 4236110), (47, 3424940), (76, 2118055), (94, 1712470), (95, 1694444), (188, 856235), (190, 847222), (235, 684988), (380, 423611), (470, 342494), (893, 180260), (940, 171247), (1786, 90130), (3572, 45065), (4465, 36052), (8930, 18026), (9013, 17860)]