78198400

素因数分解:

$2^7\times 5^2\times 7^1\times {\mathrm{3491}}^1$

素因数の和:3522

約数の個数: 96

約数和(自身を含む): 220834080

約数和(自身を除く): 142635680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 128, 140, 160, 175, 200, 224, 280, 320, 350, 400, 448, 560, 640, 700, 800, 896, 1120, 1400, 1600, 2240, 2800, 3200, 3491, 4480, 5600, 6982, 11200, 13964, 17455, 22400, 24437, 27928, 34910, 48874, 55856, 69820, 87275, 97748, 111712, 122185, 139640, 174550, 195496, 223424, 244370, 279280, 349100, 390992, 446848, 488740, 558560, 610925, 698200, 781984, 977480, 1117120, 1221850, 1396400, 1563968, 1954960, 2234240, 2443700, 2792800, 3127936, 3909920, 4887400, 5585600, 7819840, 9774800, 11171200, 15639680, 19549600, 39099200, 78198400]

約数ペア:

[(1, 78198400), (2, 39099200), (4, 19549600), (5, 15639680), (7, 11171200), (8, 9774800), (10, 7819840), (14, 5585600), (16, 4887400), (20, 3909920), (25, 3127936), (28, 2792800), (32, 2443700), (35, 2234240), (40, 1954960), (50, 1563968), (56, 1396400), (64, 1221850), (70, 1117120), (80, 977480), (100, 781984), (112, 698200), (128, 610925), (140, 558560), (160, 488740), (175, 446848), (200, 390992), (224, 349100), (280, 279280), (320, 244370), (350, 223424), (400, 195496), (448, 174550), (560, 139640), (640, 122185), (700, 111712), (800, 97748), (896, 87275), (1120, 69820), (1400, 55856), (1600, 48874), (2240, 34910), (2800, 27928), (3200, 24437), (3491, 22400), (4480, 17455), (5600, 13964), (6982, 11200)]