79563740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{971}}^1$

素因数の和:1238

約数の個数: 48

約数和(自身を含む): 177829344

約数和(自身を除く): 98265604

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 241, 340, 482, 964, 971, 1205, 1942, 2410, 3884, 4097, 4820, 4855, 8194, 9710, 16388, 16507, 19420, 20485, 33014, 40970, 66028, 81940, 82535, 165070, 234011, 330140, 468022, 936044, 1170055, 2340110, 3978187, 4680220, 7956374, 15912748, 19890935, 39781870, 79563740]

約数ペア:

[(1, 79563740), (2, 39781870), (4, 19890935), (5, 15912748), (10, 7956374), (17, 4680220), (20, 3978187), (34, 2340110), (68, 1170055), (85, 936044), (170, 468022), (241, 330140), (340, 234011), (482, 165070), (964, 82535), (971, 81940), (1205, 66028), (1942, 40970), (2410, 33014), (3884, 20485), (4097, 19420), (4820, 16507), (4855, 16388), (8194, 9710)]