2007950900

素因数分解:

$2^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{433}}^1\times {\mathrm{587}}^1$

素因数の和:1113

約数の個数: 72

約数和(自身を含む): 4430133120

約数和(自身を除く): 2422182220

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 158, 316, 395, 433, 587, 790, 866, 1174, 1580, 1732, 1975, 2165, 2348, 2935, 3950, 4330, 5870, 7900, 8660, 10825, 11740, 14675, 21650, 29350, 34207, 43300, 46373, 58700, 68414, 92746, 136828, 171035, 185492, 231865, 254171, 342070, 463730, 508342, 684140, 855175, 927460, 1016684, 1159325, 1270855, 1710350, 2318650, 2541710, 3420700, 4637300, 5083420, 6354275, 12708550, 20079509, 25417100, 40159018, 80318036, 100397545, 200795090, 401590180, 501987725, 1003975450, 2007950900]

約数ペア:

[(1, 2007950900), (2, 1003975450), (4, 501987725), (5, 401590180), (10, 200795090), (20, 100397545), (25, 80318036), (50, 40159018), (79, 25417100), (100, 20079509), (158, 12708550), (316, 6354275), (395, 5083420), (433, 4637300), (587, 3420700), (790, 2541710), (866, 2318650), (1174, 1710350), (1580, 1270855), (1732, 1159325), (1975, 1016684), (2165, 927460), (2348, 855175), (2935, 684140), (3950, 508342), (4330, 463730), (5870, 342070), (7900, 254171), (8660, 231865), (10825, 185492), (11740, 171035), (14675, 136828), (21650, 92746), (29350, 68414), (34207, 58700), (43300, 46373)]