80685660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{122251}}^1$

素因数の和:122274

約数の個数: 48

約数和(自身を含む): 246460032

約数和(自身を除く): 165774372

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 122251, 244502, 366753, 489004, 611255, 733506, 1222510, 1344761, 1467012, 1833765, 2445020, 2689522, 3667530, 4034283, 5379044, 6723805, 7335060, 8068566, 13447610, 16137132, 20171415, 26895220, 40342830, 80685660]

約数ペア:

[(1, 80685660), (2, 40342830), (3, 26895220), (4, 20171415), (5, 16137132), (6, 13447610), (10, 8068566), (11, 7335060), (12, 6723805), (15, 5379044), (20, 4034283), (22, 3667530), (30, 2689522), (33, 2445020), (44, 1833765), (55, 1467012), (60, 1344761), (66, 1222510), (110, 733506), (132, 611255), (165, 489004), (220, 366753), (330, 244502), (660, 122251)]