66116925

素因数分解:

$3^3\times 5^2\times 7^2\times {\mathrm{1999}}^1$

素因数の和:2032

約数の個数: 72

約数和(自身を含む): 141360000

約数和(自身を除く): 75243075

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 63, 75, 105, 135, 147, 175, 189, 225, 245, 315, 441, 525, 675, 735, 945, 1225, 1323, 1575, 1999, 2205, 3675, 4725, 5997, 6615, 9995, 11025, 13993, 17991, 29985, 33075, 41979, 49975, 53973, 69965, 89955, 97951, 125937, 149925, 209895, 269865, 293853, 349825, 377811, 449775, 489755, 629685, 881559, 1049475, 1349325, 1469265, 1889055, 2448775, 2644677, 3148425, 4407795, 7346325, 9445275, 13223385, 22038975, 66116925]

約数ペア:

[(1, 66116925), (3, 22038975), (5, 13223385), (7, 9445275), (9, 7346325), (15, 4407795), (21, 3148425), (25, 2644677), (27, 2448775), (35, 1889055), (45, 1469265), (49, 1349325), (63, 1049475), (75, 881559), (105, 629685), (135, 489755), (147, 449775), (175, 377811), (189, 349825), (225, 293853), (245, 269865), (315, 209895), (441, 149925), (525, 125937), (675, 97951), (735, 89955), (945, 69965), (1225, 53973), (1323, 49975), (1575, 41979), (1999, 33075), (2205, 29985), (3675, 17991), (4725, 13993), (5997, 11025), (6615, 9995)]