25765960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1889}}^1$

素因数の和:1942

約数の個数: 64

約数和(自身を含む): 65318400

約数和(自身を除く): 39552440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 1889, 2728, 3410, 3778, 6820, 7556, 9445, 13640, 15112, 18890, 20779, 37780, 41558, 58559, 75560, 83116, 103895, 117118, 166232, 207790, 234236, 292795, 415580, 468472, 585590, 644149, 831160, 1171180, 1288298, 2342360, 2576596, 3220745, 5153192, 6441490, 12882980, 25765960]

約数ペア:

[(1, 25765960), (2, 12882980), (4, 6441490), (5, 5153192), (8, 3220745), (10, 2576596), (11, 2342360), (20, 1288298), (22, 1171180), (31, 831160), (40, 644149), (44, 585590), (55, 468472), (62, 415580), (88, 292795), (110, 234236), (124, 207790), (155, 166232), (220, 117118), (248, 103895), (310, 83116), (341, 75560), (440, 58559), (620, 41558), (682, 37780), (1240, 20779), (1364, 18890), (1705, 15112), (1889, 13640), (2728, 9445), (3410, 7556), (3778, 6820)]