20121242925

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{367}}^1\times {\mathrm{6143}}^1$

素因数の和:6547

約数の個数: 96

約数和(自身を含む): 40372273152

約数和(自身を除く): 20251030227

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 51, 75, 85, 105, 119, 175, 255, 357, 367, 425, 525, 595, 1101, 1275, 1785, 1835, 2569, 2975, 5505, 6143, 6239, 7707, 8925, 9175, 12845, 18429, 18717, 27525, 30715, 31195, 38535, 43001, 43673, 64225, 92145, 93585, 104431, 129003, 131019, 153575, 155975, 192675, 215005, 218365, 313293, 460725, 467925, 522155, 645015, 655095, 731017, 1075025, 1091825, 1566465, 2193051, 2254481, 2610775, 3225075, 3275475, 3655085, 6763443, 7832325, 10965255, 11272405, 15781367, 18275425, 33817215, 38326177, 47344101, 54826275, 56362025, 78906835, 114978531, 169086075, 191630885, 236720505, 268283239, 394534175, 574892655, 804849717, 958154425, 1183602525, 1341416195, 2874463275, 4024248585, 6707080975, 20121242925]

約数ペア:

[(1, 20121242925), (3, 6707080975), (5, 4024248585), (7, 2874463275), (15, 1341416195), (17, 1183602525), (21, 958154425), (25, 804849717), (35, 574892655), (51, 394534175), (75, 268283239), (85, 236720505), (105, 191630885), (119, 169086075), (175, 114978531), (255, 78906835), (357, 56362025), (367, 54826275), (425, 47344101), (525, 38326177), (595, 33817215), (1101, 18275425), (1275, 15781367), (1785, 11272405), (1835, 10965255), (2569, 7832325), (2975, 6763443), (5505, 3655085), (6143, 3275475), (6239, 3225075), (7707, 2610775), (8925, 2254481), (9175, 2193051), (12845, 1566465), (18429, 1091825), (18717, 1075025), (27525, 731017), (30715, 655095), (31195, 645015), (38535, 522155), (43001, 467925), (43673, 460725), (64225, 313293), (92145, 218365), (93585, 215005), (104431, 192675), (129003, 155975), (131019, 153575)]