51550450

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:476

約数の個数: 72

約数和(自身を含む): 113929092

約数和(自身を除く): 62378642

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 53, 70, 98, 106, 175, 245, 265, 350, 371, 397, 490, 530, 742, 794, 1225, 1325, 1855, 1985, 2450, 2597, 2650, 2779, 3710, 3970, 5194, 5558, 9275, 9925, 12985, 13895, 18550, 19453, 19850, 21041, 25970, 27790, 38906, 42082, 64925, 69475, 97265, 105205, 129850, 138950, 147287, 194530, 210410, 294574, 486325, 526025, 736435, 972650, 1031009, 1052050, 1472870, 2062018, 3682175, 5155045, 7364350, 10310090, 25775225, 51550450]

約数ペア:

[(1, 51550450), (2, 25775225), (5, 10310090), (7, 7364350), (10, 5155045), (14, 3682175), (25, 2062018), (35, 1472870), (49, 1052050), (50, 1031009), (53, 972650), (70, 736435), (98, 526025), (106, 486325), (175, 294574), (245, 210410), (265, 194530), (350, 147287), (371, 138950), (397, 129850), (490, 105205), (530, 97265), (742, 69475), (794, 64925), (1225, 42082), (1325, 38906), (1855, 27790), (1985, 25970), (2450, 21041), (2597, 19850), (2650, 19453), (2779, 18550), (3710, 13895), (3970, 12985), (5194, 9925), (5558, 9275)]