80715200

素因数分解:

$2^6\times 5^2\times {\mathrm{61}}^1\times {\mathrm{827}}^1$

素因数の和:910

約数の個数: 84

約数和(自身を含む): 202109832

約数和(自身を除く): 121394632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 61, 64, 80, 100, 122, 160, 200, 244, 305, 320, 400, 488, 610, 800, 827, 976, 1220, 1525, 1600, 1654, 1952, 2440, 3050, 3308, 3904, 4135, 4880, 6100, 6616, 8270, 9760, 12200, 13232, 16540, 19520, 20675, 24400, 26464, 33080, 41350, 48800, 50447, 52928, 66160, 82700, 97600, 100894, 132320, 165400, 201788, 252235, 264640, 330800, 403576, 504470, 661600, 807152, 1008940, 1261175, 1323200, 1614304, 2017880, 2522350, 3228608, 4035760, 5044700, 8071520, 10089400, 16143040, 20178800, 40357600, 80715200]

約数ペア:

[(1, 80715200), (2, 40357600), (4, 20178800), (5, 16143040), (8, 10089400), (10, 8071520), (16, 5044700), (20, 4035760), (25, 3228608), (32, 2522350), (40, 2017880), (50, 1614304), (61, 1323200), (64, 1261175), (80, 1008940), (100, 807152), (122, 661600), (160, 504470), (200, 403576), (244, 330800), (305, 264640), (320, 252235), (400, 201788), (488, 165400), (610, 132320), (800, 100894), (827, 97600), (976, 82700), (1220, 66160), (1525, 52928), (1600, 50447), (1654, 48800), (1952, 41350), (2440, 33080), (3050, 26464), (3308, 24400), (3904, 20675), (4135, 19520), (4880, 16540), (6100, 13232), (6616, 12200), (8270, 9760)]