78333440

素因数分解:

$2^9\times 5^1\times {\mathrm{37}}^1\times {\mathrm{827}}^1$

素因数の和:887

約数の個数: 80

約数和(自身を含む): 193126032

約数和(自身を除く): 114792592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 256, 296, 320, 370, 512, 592, 640, 740, 827, 1184, 1280, 1480, 1654, 2368, 2560, 2960, 3308, 4135, 4736, 5920, 6616, 8270, 9472, 11840, 13232, 16540, 18944, 23680, 26464, 30599, 33080, 47360, 52928, 61198, 66160, 94720, 105856, 122396, 132320, 152995, 211712, 244792, 264640, 305990, 423424, 489584, 529280, 611980, 979168, 1058560, 1223960, 1958336, 2117120, 2447920, 3916672, 4895840, 7833344, 9791680, 15666688, 19583360, 39166720, 78333440]

約数ペア:

[(1, 78333440), (2, 39166720), (4, 19583360), (5, 15666688), (8, 9791680), (10, 7833344), (16, 4895840), (20, 3916672), (32, 2447920), (37, 2117120), (40, 1958336), (64, 1223960), (74, 1058560), (80, 979168), (128, 611980), (148, 529280), (160, 489584), (185, 423424), (256, 305990), (296, 264640), (320, 244792), (370, 211712), (512, 152995), (592, 132320), (640, 122396), (740, 105856), (827, 94720), (1184, 66160), (1280, 61198), (1480, 52928), (1654, 47360), (2368, 33080), (2560, 30599), (2960, 26464), (3308, 23680), (4135, 18944), (4736, 16540), (5920, 13232), (6616, 11840), (8270, 9472)]