26400270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{487}}^1$

素因数の和:649

約数の個数: 64

約数和(自身を含む): 68866560

約数和(自身を除く): 42466290

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 139, 195, 278, 390, 417, 487, 695, 834, 974, 1390, 1461, 1807, 2085, 2435, 2922, 3614, 4170, 4870, 5421, 6331, 7305, 9035, 10842, 12662, 14610, 18070, 18993, 27105, 31655, 37986, 54210, 63310, 67693, 94965, 135386, 189930, 203079, 338465, 406158, 676930, 880009, 1015395, 1760018, 2030790, 2640027, 4400045, 5280054, 8800090, 13200135, 26400270]

約数ペア:

[(1, 26400270), (2, 13200135), (3, 8800090), (5, 5280054), (6, 4400045), (10, 2640027), (13, 2030790), (15, 1760018), (26, 1015395), (30, 880009), (39, 676930), (65, 406158), (78, 338465), (130, 203079), (139, 189930), (195, 135386), (278, 94965), (390, 67693), (417, 63310), (487, 54210), (695, 37986), (834, 31655), (974, 27105), (1390, 18993), (1461, 18070), (1807, 14610), (2085, 12662), (2435, 10842), (2922, 9035), (3614, 7305), (4170, 6331), (4870, 5421)]