54131480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2539}}^1$

素因数の和:2604

約数の個数: 64

約数和(自身を含む): 134416800

約数和(自身を除く): 80285320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 104, 130, 164, 205, 260, 328, 410, 520, 533, 820, 1066, 1640, 2132, 2539, 2665, 4264, 5078, 5330, 10156, 10660, 12695, 20312, 21320, 25390, 33007, 50780, 66014, 101560, 104099, 132028, 165035, 208198, 264056, 330070, 416396, 520495, 660140, 832792, 1040990, 1320280, 1353287, 2081980, 2706574, 4163960, 5413148, 6766435, 10826296, 13532870, 27065740, 54131480]

約数ペア:

[(1, 54131480), (2, 27065740), (4, 13532870), (5, 10826296), (8, 6766435), (10, 5413148), (13, 4163960), (20, 2706574), (26, 2081980), (40, 1353287), (41, 1320280), (52, 1040990), (65, 832792), (82, 660140), (104, 520495), (130, 416396), (164, 330070), (205, 264056), (260, 208198), (328, 165035), (410, 132028), (520, 104099), (533, 101560), (820, 66014), (1066, 50780), (1640, 33007), (2132, 25390), (2539, 21320), (2665, 20312), (4264, 12695), (5078, 10660), (5330, 10156)]