131396540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:323

約数の個数: 96

約数和(自身を含む): 313528320

約数和(自身を除く): 182131780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 59, 106, 110, 118, 191, 212, 220, 236, 265, 295, 382, 530, 583, 590, 649, 764, 955, 1060, 1166, 1180, 1298, 1910, 2101, 2332, 2596, 2915, 3127, 3245, 3820, 4202, 5830, 6254, 6490, 8404, 10123, 10505, 11269, 11660, 12508, 12980, 15635, 20246, 21010, 22538, 31270, 34397, 40492, 42020, 45076, 50615, 56345, 62540, 68794, 101230, 111353, 112690, 123959, 137588, 171985, 202460, 222706, 225380, 247918, 343970, 445412, 495836, 556765, 597257, 619795, 687940, 1113530, 1194514, 1239590, 2227060, 2389028, 2479180, 2986285, 5972570, 6569827, 11945140, 13139654, 26279308, 32849135, 65698270, 131396540]

約数ペア:

[(1, 131396540), (2, 65698270), (4, 32849135), (5, 26279308), (10, 13139654), (11, 11945140), (20, 6569827), (22, 5972570), (44, 2986285), (53, 2479180), (55, 2389028), (59, 2227060), (106, 1239590), (110, 1194514), (118, 1113530), (191, 687940), (212, 619795), (220, 597257), (236, 556765), (265, 495836), (295, 445412), (382, 343970), (530, 247918), (583, 225380), (590, 222706), (649, 202460), (764, 171985), (955, 137588), (1060, 123959), (1166, 112690), (1180, 111353), (1298, 101230), (1910, 68794), (2101, 62540), (2332, 56345), (2596, 50615), (2915, 45076), (3127, 42020), (3245, 40492), (3820, 34397), (4202, 31270), (5830, 22538), (6254, 21010), (6490, 20246), (8404, 15635), (10123, 12980), (10505, 12508), (11269, 11660)]