208219870

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{461}}^1$

素因数の和:577

約数の個数: 48

約数和(自身を含む): 396373824

約数和(自身を除く): 188153954

約数列:

[1, 2, 5, 10, 31, 47, 62, 94, 155, 235, 310, 461, 470, 922, 961, 1457, 1922, 2305, 2914, 4610, 4805, 7285, 9610, 14291, 14570, 21667, 28582, 43334, 45167, 71455, 90334, 108335, 142910, 216670, 225835, 443021, 451670, 671677, 886042, 1343354, 2215105, 3358385, 4430210, 6716770, 20821987, 41643974, 104109935, 208219870]

約数ペア:

[(1, 208219870), (2, 104109935), (5, 41643974), (10, 20821987), (31, 6716770), (47, 4430210), (62, 3358385), (94, 2215105), (155, 1343354), (235, 886042), (310, 671677), (461, 451670), (470, 443021), (922, 225835), (961, 216670), (1457, 142910), (1922, 108335), (2305, 90334), (2914, 71455), (4610, 45167), (4805, 43334), (7285, 28582), (9610, 21667), (14291, 14570)]