80719695

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13487}}^1$

素因数の和:13524

約数の個数: 48

約数和(自身を含む): 168330240

約数和(自身を除く): 87610545

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1995, 5985, 13487, 40461, 67435, 94409, 121383, 202305, 256253, 283227, 472045, 606915, 768759, 849681, 1281265, 1416135, 1793771, 2306277, 3843795, 4248405, 5381313, 8968855, 11531385, 16143939, 26906565, 80719695]

約数ペア:

[(1, 80719695), (3, 26906565), (5, 16143939), (7, 11531385), (9, 8968855), (15, 5381313), (19, 4248405), (21, 3843795), (35, 2306277), (45, 1793771), (57, 1416135), (63, 1281265), (95, 849681), (105, 768759), (133, 606915), (171, 472045), (285, 283227), (315, 256253), (399, 202305), (665, 121383), (855, 94409), (1197, 67435), (1995, 40461), (5985, 13487)]