2779949600

素因数分解:

$2^5\times 5^2\times {\mathrm{389}}^1\times {\mathrm{8933}}^1$

素因数の和:9342

約数の個数: 72

約数和(自身を含む): 6804759780

約数和(自身を除く): 4024810180

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 389, 400, 778, 800, 1556, 1945, 3112, 3890, 6224, 7780, 8933, 9725, 12448, 15560, 17866, 19450, 31120, 35732, 38900, 44665, 62240, 71464, 77800, 89330, 142928, 155600, 178660, 223325, 285856, 311200, 357320, 446650, 714640, 893300, 1429280, 1786600, 3474937, 3573200, 6949874, 7146400, 13899748, 17374685, 27799496, 34749370, 55598992, 69498740, 86873425, 111197984, 138997480, 173746850, 277994960, 347493700, 555989920, 694987400, 1389974800, 2779949600]

約数ペア:

[(1, 2779949600), (2, 1389974800), (4, 694987400), (5, 555989920), (8, 347493700), (10, 277994960), (16, 173746850), (20, 138997480), (25, 111197984), (32, 86873425), (40, 69498740), (50, 55598992), (80, 34749370), (100, 27799496), (160, 17374685), (200, 13899748), (389, 7146400), (400, 6949874), (778, 3573200), (800, 3474937), (1556, 1786600), (1945, 1429280), (3112, 893300), (3890, 714640), (6224, 446650), (7780, 357320), (8933, 311200), (9725, 285856), (12448, 223325), (15560, 178660), (17866, 155600), (19450, 142928), (31120, 89330), (35732, 77800), (38900, 71464), (44665, 62240)]