80271200

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{5281}}^1$

素因数の和:5320

約数の個数: 72

約数和(自身を含む): 206314920

約数和(自身を除く): 126043720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 76, 80, 95, 100, 152, 160, 190, 200, 304, 380, 400, 475, 608, 760, 800, 950, 1520, 1900, 3040, 3800, 5281, 7600, 10562, 15200, 21124, 26405, 42248, 52810, 84496, 100339, 105620, 132025, 168992, 200678, 211240, 264050, 401356, 422480, 501695, 528100, 802712, 844960, 1003390, 1056200, 1605424, 2006780, 2112400, 2508475, 3210848, 4013560, 4224800, 5016950, 8027120, 10033900, 16054240, 20067800, 40135600, 80271200]

約数ペア:

[(1, 80271200), (2, 40135600), (4, 20067800), (5, 16054240), (8, 10033900), (10, 8027120), (16, 5016950), (19, 4224800), (20, 4013560), (25, 3210848), (32, 2508475), (38, 2112400), (40, 2006780), (50, 1605424), (76, 1056200), (80, 1003390), (95, 844960), (100, 802712), (152, 528100), (160, 501695), (190, 422480), (200, 401356), (304, 264050), (380, 211240), (400, 200678), (475, 168992), (608, 132025), (760, 105620), (800, 100339), (950, 84496), (1520, 52810), (1900, 42248), (3040, 26405), (3800, 21124), (5281, 15200), (7600, 10562)]