38857750

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:298

約数の個数: 64

約数和(自身を含む): 79252992

約数和(自身を除く): 40395242

約数列:

[1, 2, 5, 10, 17, 25, 34, 41, 50, 82, 85, 125, 170, 205, 223, 250, 410, 425, 446, 697, 850, 1025, 1115, 1394, 2050, 2125, 2230, 3485, 3791, 4250, 5125, 5575, 6970, 7582, 9143, 10250, 11150, 17425, 18286, 18955, 27875, 34850, 37910, 45715, 55750, 87125, 91430, 94775, 155431, 174250, 189550, 228575, 310862, 457150, 473875, 777155, 947750, 1142875, 1554310, 2285750, 3885775, 7771550, 19428875, 38857750]

約数ペア:

[(1, 38857750), (2, 19428875), (5, 7771550), (10, 3885775), (17, 2285750), (25, 1554310), (34, 1142875), (41, 947750), (50, 777155), (82, 473875), (85, 457150), (125, 310862), (170, 228575), (205, 189550), (223, 174250), (250, 155431), (410, 94775), (425, 91430), (446, 87125), (697, 55750), (850, 45715), (1025, 37910), (1115, 34850), (1394, 27875), (2050, 18955), (2125, 18286), (2230, 17425), (3485, 11150), (3791, 10250), (4250, 9143), (5125, 7582), (5575, 6970)]