201887660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{9829}}^1$

素因数の和:9930

約数の個数: 48

約数和(自身を含む): 462403200

約数和(自身を除く): 260515540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 1027, 1580, 2054, 4108, 5135, 9829, 10270, 19658, 20540, 39316, 49145, 98290, 127777, 196580, 255554, 511108, 638885, 776491, 1277770, 1552982, 2555540, 3105964, 3882455, 7764910, 10094383, 15529820, 20188766, 40377532, 50471915, 100943830, 201887660]

約数ペア:

[(1, 201887660), (2, 100943830), (4, 50471915), (5, 40377532), (10, 20188766), (13, 15529820), (20, 10094383), (26, 7764910), (52, 3882455), (65, 3105964), (79, 2555540), (130, 1552982), (158, 1277770), (260, 776491), (316, 638885), (395, 511108), (790, 255554), (1027, 196580), (1580, 127777), (2054, 98290), (4108, 49145), (5135, 39316), (9829, 20540), (10270, 19658)]