200548520

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1\times {\mathrm{397}}^1$

素因数の和:654

約数の個数: 64

約数和(自身を含む): 461218320

約数和(自身を除く): 260669800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 173, 292, 346, 365, 397, 584, 692, 730, 794, 865, 1384, 1460, 1588, 1730, 1985, 2920, 3176, 3460, 3970, 6920, 7940, 12629, 15880, 25258, 28981, 50516, 57962, 63145, 68681, 101032, 115924, 126290, 137362, 144905, 231848, 252580, 274724, 289810, 343405, 505160, 549448, 579620, 686810, 1159240, 1373620, 2747240, 5013713, 10027426, 20054852, 25068565, 40109704, 50137130, 100274260, 200548520]

約数ペア:

[(1, 200548520), (2, 100274260), (4, 50137130), (5, 40109704), (8, 25068565), (10, 20054852), (20, 10027426), (40, 5013713), (73, 2747240), (146, 1373620), (173, 1159240), (292, 686810), (346, 579620), (365, 549448), (397, 505160), (584, 343405), (692, 289810), (730, 274724), (794, 252580), (865, 231848), (1384, 144905), (1460, 137362), (1588, 126290), (1730, 115924), (1985, 101032), (2920, 68681), (3176, 63145), (3460, 57962), (3970, 50516), (6920, 28981), (7940, 25258), (12629, 15880)]