87165340

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1931}}^1$

素因数の和:2038

約数の個数: 48

約数和(自身を含む): 191175264

約数和(自身を除く): 104009924

約数列:

[1, 2, 4, 5, 10, 20, 37, 61, 74, 122, 148, 185, 244, 305, 370, 610, 740, 1220, 1931, 2257, 3862, 4514, 7724, 9028, 9655, 11285, 19310, 22570, 38620, 45140, 71447, 117791, 142894, 235582, 285788, 357235, 471164, 588955, 714470, 1177910, 1428940, 2355820, 4358267, 8716534, 17433068, 21791335, 43582670, 87165340]

約数ペア:

[(1, 87165340), (2, 43582670), (4, 21791335), (5, 17433068), (10, 8716534), (20, 4358267), (37, 2355820), (61, 1428940), (74, 1177910), (122, 714470), (148, 588955), (185, 471164), (244, 357235), (305, 285788), (370, 235582), (610, 142894), (740, 117791), (1220, 71447), (1931, 45140), (2257, 38620), (3862, 22570), (4514, 19310), (7724, 11285), (9028, 9655)]