20053051875

素因数分解:

$3^3\times 5^4\times {\mathrm{37}}^1\times {\mathrm{32117}}^1$

素因数の和:32183

約数の個数: 80

約数和(自身を含む): 38127920160

約数和(自身を除く): 18074868285

約数列:

[1, 3, 5, 9, 15, 25, 27, 37, 45, 75, 111, 125, 135, 185, 225, 333, 375, 555, 625, 675, 925, 999, 1125, 1665, 1875, 2775, 3375, 4625, 4995, 5625, 8325, 13875, 16875, 23125, 24975, 32117, 41625, 69375, 96351, 124875, 160585, 208125, 289053, 481755, 624375, 802925, 867159, 1188329, 1445265, 2408775, 3564987, 4014625, 4335795, 5941645, 7226325, 10694961, 12043875, 17824935, 20073125, 21678975, 29708225, 32084883, 36131625, 53474805, 60219375, 89124675, 108394875, 148541125, 160424415, 180658125, 267374025, 445623375, 541974375, 742705625, 802122075, 1336870125, 2228116875, 4010610375, 6684350625, 20053051875]

約数ペア:

[(1, 20053051875), (3, 6684350625), (5, 4010610375), (9, 2228116875), (15, 1336870125), (25, 802122075), (27, 742705625), (37, 541974375), (45, 445623375), (75, 267374025), (111, 180658125), (125, 160424415), (135, 148541125), (185, 108394875), (225, 89124675), (333, 60219375), (375, 53474805), (555, 36131625), (625, 32084883), (675, 29708225), (925, 21678975), (999, 20073125), (1125, 17824935), (1665, 12043875), (1875, 10694961), (2775, 7226325), (3375, 5941645), (4625, 4335795), (4995, 4014625), (5625, 3564987), (8325, 2408775), (13875, 1445265), (16875, 1188329), (23125, 867159), (24975, 802925), (32117, 624375), (41625, 481755), (69375, 289053), (96351, 208125), (124875, 160585)]