25846120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{199}}^1$

素因数の和:418

約数の個数: 64

約数和(自身を含む): 62208000

約数和(自身を除く): 36361880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 191, 199, 340, 382, 398, 680, 764, 796, 955, 995, 1528, 1592, 1910, 1990, 3247, 3383, 3820, 3980, 6494, 6766, 7640, 7960, 12988, 13532, 16235, 16915, 25976, 27064, 32470, 33830, 38009, 64940, 67660, 76018, 129880, 135320, 152036, 190045, 304072, 380090, 646153, 760180, 1292306, 1520360, 2584612, 3230765, 5169224, 6461530, 12923060, 25846120]

約数ペア:

[(1, 25846120), (2, 12923060), (4, 6461530), (5, 5169224), (8, 3230765), (10, 2584612), (17, 1520360), (20, 1292306), (34, 760180), (40, 646153), (68, 380090), (85, 304072), (136, 190045), (170, 152036), (191, 135320), (199, 129880), (340, 76018), (382, 67660), (398, 64940), (680, 38009), (764, 33830), (796, 32470), (955, 27064), (995, 25976), (1528, 16915), (1592, 16235), (1910, 13532), (1990, 12988), (3247, 7960), (3383, 7640), (3820, 6766), (3980, 6494)]