50806480

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{8039}}^1$

素因数の和:8131

約数の個数: 40

約数和(自身を含む): 119635200

約数和(自身を除く): 68828720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 8039, 16078, 32156, 40195, 64312, 80390, 128624, 160780, 321560, 635081, 643120, 1270162, 2540324, 3175405, 5080648, 6350810, 10161296, 12701620, 25403240, 50806480]

約数ペア:

[(1, 50806480), (2, 25403240), (4, 12701620), (5, 10161296), (8, 6350810), (10, 5080648), (16, 3175405), (20, 2540324), (40, 1270162), (79, 643120), (80, 635081), (158, 321560), (316, 160780), (395, 128624), (632, 80390), (790, 64312), (1264, 40195), (1580, 32156), (3160, 16078), (6320, 8039)]