80320515

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{3833}}^1$

素因数の和:3979

約数の個数: 32

約数和(自身を含む): 141336576

約数和(自身を除く): 61016061

約数列:

[1, 3, 5, 11, 15, 33, 55, 127, 165, 381, 635, 1397, 1905, 3833, 4191, 6985, 11499, 19165, 20955, 42163, 57495, 126489, 210815, 486791, 632445, 1460373, 2433955, 5354701, 7301865, 16064103, 26773505, 80320515]

約数ペア:

[(1, 80320515), (3, 26773505), (5, 16064103), (11, 7301865), (15, 5354701), (33, 2433955), (55, 1460373), (127, 632445), (165, 486791), (381, 210815), (635, 126489), (1397, 57495), (1905, 42163), (3833, 20955), (4191, 19165), (6985, 11499)]