81162120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{52027}}^1$

素因数の和:52054

約数の個数: 64

約数和(自身を含む): 262221120

約数和(自身を除く): 181059000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 52027, 104054, 156081, 208108, 260135, 312162, 416216, 520270, 624324, 676351, 780405, 1040540, 1248648, 1352702, 1560810, 2029053, 2081080, 2705404, 3121620, 3381755, 4058106, 5410808, 6243240, 6763510, 8116212, 10145265, 13527020, 16232424, 20290530, 27054040, 40581060, 81162120]

約数ペア:

[(1, 81162120), (2, 40581060), (3, 27054040), (4, 20290530), (5, 16232424), (6, 13527020), (8, 10145265), (10, 8116212), (12, 6763510), (13, 6243240), (15, 5410808), (20, 4058106), (24, 3381755), (26, 3121620), (30, 2705404), (39, 2081080), (40, 2029053), (52, 1560810), (60, 1352702), (65, 1248648), (78, 1040540), (104, 780405), (120, 676351), (130, 624324), (156, 520270), (195, 416216), (260, 312162), (312, 260135), (390, 208108), (520, 156081), (780, 104054), (1560, 52027)]