20366976375

素因数分解:

$3^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{4937}}^1$

素因数の和:5170

約数の個数: 96

約数和(自身を含む): 38855344320

約数和(自身を除く): 18488367945

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 125, 171, 193, 225, 285, 375, 475, 579, 855, 965, 1125, 1425, 1737, 2375, 2895, 3667, 4275, 4825, 4937, 7125, 8685, 11001, 14475, 14811, 18335, 21375, 24125, 24685, 33003, 43425, 44433, 55005, 72375, 74055, 91675, 93803, 123425, 165015, 217125, 222165, 275025, 281409, 370275, 458375, 469015, 617125, 825075, 844227, 952841, 1110825, 1375125, 1407045, 1851375, 2345075, 2858523, 4125375, 4221135, 4764205, 5554125, 7035225, 8575569, 11725375, 14292615, 18103979, 21105675, 23821025, 35176125, 42877845, 54311937, 71463075, 90519895, 105528375, 119105125, 162935811, 214389225, 271559685, 357315375, 452599475, 814679055, 1071946125, 1357798425, 2262997375, 4073395275, 6788992125, 20366976375]

約数ペア:

[(1, 20366976375), (3, 6788992125), (5, 4073395275), (9, 2262997375), (15, 1357798425), (19, 1071946125), (25, 814679055), (45, 452599475), (57, 357315375), (75, 271559685), (95, 214389225), (125, 162935811), (171, 119105125), (193, 105528375), (225, 90519895), (285, 71463075), (375, 54311937), (475, 42877845), (579, 35176125), (855, 23821025), (965, 21105675), (1125, 18103979), (1425, 14292615), (1737, 11725375), (2375, 8575569), (2895, 7035225), (3667, 5554125), (4275, 4764205), (4825, 4221135), (4937, 4125375), (7125, 2858523), (8685, 2345075), (11001, 1851375), (14475, 1407045), (14811, 1375125), (18335, 1110825), (21375, 952841), (24125, 844227), (24685, 825075), (33003, 617125), (43425, 469015), (44433, 458375), (55005, 370275), (72375, 281409), (74055, 275025), (91675, 222165), (93803, 217125), (123425, 165015)]