20199077775

素因数分解:

$3^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{9791}}^1$

素因数の和:10033

約数の個数: 72

約数和(自身を含む): 37078269696

約数和(自身を除く): 16879191921

約数列:

[1, 3, 5, 9, 15, 25, 45, 53, 75, 159, 173, 225, 265, 477, 519, 795, 865, 1325, 1557, 2385, 2595, 3975, 4325, 7785, 9169, 9791, 11925, 12975, 27507, 29373, 38925, 45845, 48955, 82521, 88119, 137535, 146865, 229225, 244775, 412605, 440595, 518923, 687675, 734325, 1556769, 1693843, 2063025, 2202975, 2594615, 4670307, 5081529, 7783845, 8469215, 12973075, 15244587, 23351535, 25407645, 38919225, 42346075, 76222935, 89773679, 116757675, 127038225, 269321037, 381114675, 448868395, 807963111, 1346605185, 2244341975, 4039815555, 6733025925, 20199077775]

約数ペア:

[(1, 20199077775), (3, 6733025925), (5, 4039815555), (9, 2244341975), (15, 1346605185), (25, 807963111), (45, 448868395), (53, 381114675), (75, 269321037), (159, 127038225), (173, 116757675), (225, 89773679), (265, 76222935), (477, 42346075), (519, 38919225), (795, 25407645), (865, 23351535), (1325, 15244587), (1557, 12973075), (2385, 8469215), (2595, 7783845), (3975, 5081529), (4325, 4670307), (7785, 2594615), (9169, 2202975), (9791, 2063025), (11925, 1693843), (12975, 1556769), (27507, 734325), (29373, 687675), (38925, 518923), (45845, 440595), (48955, 412605), (82521, 244775), (88119, 229225), (137535, 146865)]