84977120

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{27953}}^1$

素因数の和:27987

約数の個数: 48

約数和(自身を含む): 211332240

約数和(自身を除く): 126355120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 27953, 55906, 111812, 139765, 223624, 279530, 447248, 531107, 559060, 894496, 1062214, 1118120, 2124428, 2236240, 2655535, 4248856, 4472480, 5311070, 8497712, 10622140, 16995424, 21244280, 42488560, 84977120]

約数ペア:

[(1, 84977120), (2, 42488560), (4, 21244280), (5, 16995424), (8, 10622140), (10, 8497712), (16, 5311070), (19, 4472480), (20, 4248856), (32, 2655535), (38, 2236240), (40, 2124428), (76, 1118120), (80, 1062214), (95, 894496), (152, 559060), (160, 531107), (190, 447248), (304, 279530), (380, 223624), (608, 139765), (760, 111812), (1520, 55906), (3040, 27953)]