66685960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4889}}^1$

素因数の和:4942

約数の個数: 64

約数和(自身を含む): 168998400

約数和(自身を除く): 102312440

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, 2728, 3410, 4889, 6820, 9778, 13640, 19556, 24445, 39112, 48890, 53779, 97780, 107558, 151559, 195560, 215116, 268895, 303118, 430232, 537790, 606236, 757795, 1075580, 1212472, 1515590, 1667149, 2151160, 3031180, 3334298, 6062360, 6668596, 8335745, 13337192, 16671490, 33342980, 66685960]

約数ペア:

[(1, 66685960), (2, 33342980), (4, 16671490), (5, 13337192), (8, 8335745), (10, 6668596), (11, 6062360), (20, 3334298), (22, 3031180), (31, 2151160), (40, 1667149), (44, 1515590), (55, 1212472), (62, 1075580), (88, 757795), (110, 606236), (124, 537790), (155, 430232), (220, 303118), (248, 268895), (310, 215116), (341, 195560), (440, 151559), (620, 107558), (682, 97780), (1240, 53779), (1364, 48890), (1705, 39112), (2728, 24445), (3410, 19556), (4889, 13640), (6820, 9778)]