79895680

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4027}}^1$

素因数の和:4077

約数の個数: 64

約数和(自身を含む): 197210880

約数和(自身を除く): 117315200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4027, 4960, 8054, 9920, 16108, 19840, 20135, 32216, 40270, 64432, 80540, 124837, 128864, 161080, 249674, 257728, 322160, 499348, 515456, 624185, 644320, 998696, 1248370, 1288640, 1997392, 2496740, 2577280, 3994784, 4993480, 7989568, 9986960, 15979136, 19973920, 39947840, 79895680]

約数ペア:

[(1, 79895680), (2, 39947840), (4, 19973920), (5, 15979136), (8, 9986960), (10, 7989568), (16, 4993480), (20, 3994784), (31, 2577280), (32, 2496740), (40, 1997392), (62, 1288640), (64, 1248370), (80, 998696), (124, 644320), (128, 624185), (155, 515456), (160, 499348), (248, 322160), (310, 257728), (320, 249674), (496, 161080), (620, 128864), (640, 124837), (992, 80540), (1240, 64432), (1984, 40270), (2480, 32216), (3968, 20135), (4027, 19840), (4960, 16108), (8054, 9920)]