13132960

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1039}}^1$

素因数の和:1133

約数の個数: 48

約数和(自身を含む): 31449600

約数和(自身を除く): 18316640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 395, 632, 790, 1039, 1264, 1580, 2078, 2528, 3160, 4156, 5195, 6320, 8312, 10390, 12640, 16624, 20780, 33248, 41560, 82081, 83120, 164162, 166240, 328324, 410405, 656648, 820810, 1313296, 1641620, 2626592, 3283240, 6566480, 13132960]

約数ペア:

[(1, 13132960), (2, 6566480), (4, 3283240), (5, 2626592), (8, 1641620), (10, 1313296), (16, 820810), (20, 656648), (32, 410405), (40, 328324), (79, 166240), (80, 164162), (158, 83120), (160, 82081), (316, 41560), (395, 33248), (632, 20780), (790, 16624), (1039, 12640), (1264, 10390), (1580, 8312), (2078, 6320), (2528, 5195), (3160, 4156)]