165342260

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1\times {\mathrm{461}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 353928960

約数和(自身を除く): 188586700

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 227, 316, 395, 454, 461, 790, 908, 922, 1135, 1580, 1844, 2270, 2305, 4540, 4610, 9220, 17933, 35866, 36419, 71732, 72838, 89665, 104647, 145676, 179330, 182095, 209294, 358660, 364190, 418588, 523235, 728380, 1046470, 2092940, 8267113, 16534226, 33068452, 41335565, 82671130, 165342260]

約数ペア:

[(1, 165342260), (2, 82671130), (4, 41335565), (5, 33068452), (10, 16534226), (20, 8267113), (79, 2092940), (158, 1046470), (227, 728380), (316, 523235), (395, 418588), (454, 364190), (461, 358660), (790, 209294), (908, 182095), (922, 179330), (1135, 145676), (1580, 104647), (1844, 89665), (2270, 72838), (2305, 71732), (4540, 36419), (4610, 35866), (9220, 17933)]