80416600

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{3323}}^1$

素因数の和:3361

約数の個数: 72

約数和(自身を含む): 205572780

約数和(自身を除く): 125156180

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 121, 200, 220, 242, 275, 440, 484, 550, 605, 968, 1100, 1210, 2200, 2420, 3025, 3323, 4840, 6050, 6646, 12100, 13292, 16615, 24200, 26584, 33230, 36553, 66460, 73106, 83075, 132920, 146212, 166150, 182765, 292424, 332300, 365530, 402083, 664600, 731060, 804166, 913825, 1462120, 1608332, 1827650, 2010415, 3216664, 3655300, 4020830, 7310600, 8041660, 10052075, 16083320, 20104150, 40208300, 80416600]

約数ペア:

[(1, 80416600), (2, 40208300), (4, 20104150), (5, 16083320), (8, 10052075), (10, 8041660), (11, 7310600), (20, 4020830), (22, 3655300), (25, 3216664), (40, 2010415), (44, 1827650), (50, 1608332), (55, 1462120), (88, 913825), (100, 804166), (110, 731060), (121, 664600), (200, 402083), (220, 365530), (242, 332300), (275, 292424), (440, 182765), (484, 166150), (550, 146212), (605, 132920), (968, 83075), (1100, 73106), (1210, 66460), (2200, 36553), (2420, 33230), (3025, 26584), (3323, 24200), (4840, 16615), (6050, 13292), (6646, 12100)]