131040580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{173}}^1\times {\mathrm{313}}^1$

素因数の和:517

約数の個数: 72

約数和(自身を含む): 305196696

約数和(自身を除く): 174156116

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 173, 220, 242, 313, 346, 484, 605, 626, 692, 865, 1210, 1252, 1565, 1730, 1903, 2420, 3130, 3443, 3460, 3806, 6260, 6886, 7612, 9515, 13772, 17215, 19030, 20933, 34430, 37873, 38060, 41866, 54149, 68860, 75746, 83732, 104665, 108298, 151492, 189365, 209330, 216596, 270745, 378730, 418660, 541490, 595639, 757460, 1082980, 1191278, 2382556, 2978195, 5956390, 6552029, 11912780, 13104058, 26208116, 32760145, 65520290, 131040580]

約数ペア:

[(1, 131040580), (2, 65520290), (4, 32760145), (5, 26208116), (10, 13104058), (11, 11912780), (20, 6552029), (22, 5956390), (44, 2978195), (55, 2382556), (110, 1191278), (121, 1082980), (173, 757460), (220, 595639), (242, 541490), (313, 418660), (346, 378730), (484, 270745), (605, 216596), (626, 209330), (692, 189365), (865, 151492), (1210, 108298), (1252, 104665), (1565, 83732), (1730, 75746), (1903, 68860), (2420, 54149), (3130, 41866), (3443, 38060), (3460, 37873), (3806, 34430), (6260, 20933), (6886, 19030), (7612, 17215), (9515, 13772)]