71327270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{107}}^2$

素因数の和:317

約数の個数: 48

約数和(自身を含む): 149778720

約数和(自身を除く): 78451450

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 107, 178, 214, 445, 535, 623, 749, 890, 1070, 1246, 1498, 3115, 3745, 6230, 7490, 9523, 11449, 19046, 22898, 47615, 57245, 66661, 80143, 95230, 114490, 133322, 160286, 333305, 400715, 666610, 801430, 1018961, 2037922, 5094805, 7132727, 10189610, 14265454, 35663635, 71327270]

約数ペア:

[(1, 71327270), (2, 35663635), (5, 14265454), (7, 10189610), (10, 7132727), (14, 5094805), (35, 2037922), (70, 1018961), (89, 801430), (107, 666610), (178, 400715), (214, 333305), (445, 160286), (535, 133322), (623, 114490), (749, 95230), (890, 80143), (1070, 66661), (1246, 57245), (1498, 47615), (3115, 22898), (3745, 19046), (6230, 11449), (7490, 9523)]