202375820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{613}}^1\times {\mathrm{971}}^1$

素因数の和:1610

約数の個数: 48

約数和(自身を含む): 451186848

約数和(自身を除く): 248811028

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 613, 971, 1226, 1942, 2452, 3065, 3884, 4855, 6130, 9710, 10421, 12260, 16507, 19420, 20842, 33014, 41684, 52105, 66028, 82535, 104210, 165070, 208420, 330140, 595223, 1190446, 2380892, 2976115, 5952230, 10118791, 11904460, 20237582, 40475164, 50593955, 101187910, 202375820]

約数ペア:

[(1, 202375820), (2, 101187910), (4, 50593955), (5, 40475164), (10, 20237582), (17, 11904460), (20, 10118791), (34, 5952230), (68, 2976115), (85, 2380892), (170, 1190446), (340, 595223), (613, 330140), (971, 208420), (1226, 165070), (1942, 104210), (2452, 82535), (3065, 66028), (3884, 52105), (4855, 41684), (6130, 33014), (9710, 20842), (10421, 19420), (12260, 16507)]