77453920

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{11807}}^1$

素因数の和:11863

約数の個数: 48

約数和(自身を含む): 187463808

約数和(自身を除く): 110009888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 11807, 23614, 47228, 59035, 94456, 118070, 188912, 236140, 377824, 472280, 484087, 944560, 968174, 1889120, 1936348, 2420435, 3872696, 4840870, 7745392, 9681740, 15490784, 19363480, 38726960, 77453920]

約数ペア:

[(1, 77453920), (2, 38726960), (4, 19363480), (5, 15490784), (8, 9681740), (10, 7745392), (16, 4840870), (20, 3872696), (32, 2420435), (40, 1936348), (41, 1889120), (80, 968174), (82, 944560), (160, 484087), (164, 472280), (205, 377824), (328, 236140), (410, 188912), (656, 118070), (820, 94456), (1312, 59035), (1640, 47228), (3280, 23614), (6560, 11807)]