161808484

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{739}}^1$

素因数の和:872

約数の個数: 48

約数和(自身を含む): 309971200

約数和(自身を除く): 148162716

約数列:

[1, 2, 4, 19, 38, 43, 67, 76, 86, 134, 172, 268, 739, 817, 1273, 1478, 1634, 2546, 2881, 2956, 3268, 5092, 5762, 11524, 14041, 28082, 31777, 49513, 54739, 56164, 63554, 99026, 109478, 127108, 198052, 218956, 603763, 940747, 1207526, 1881494, 2129059, 2415052, 3762988, 4258118, 8516236, 40452121, 80904242, 161808484]

約数ペア:

[(1, 161808484), (2, 80904242), (4, 40452121), (19, 8516236), (38, 4258118), (43, 3762988), (67, 2415052), (76, 2129059), (86, 1881494), (134, 1207526), (172, 940747), (268, 603763), (739, 218956), (817, 198052), (1273, 127108), (1478, 109478), (1634, 99026), (2546, 63554), (2881, 56164), (2956, 54739), (3268, 49513), (5092, 31777), (5762, 28082), (11524, 14041)]