81485070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{409}}^1$

素因数の和:677

約数の個数: 64

約数和(自身を含む): 203688000

約数和(自身を除く): 122202930

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 229, 290, 409, 435, 458, 687, 818, 870, 1145, 1227, 1374, 2045, 2290, 2454, 3435, 4090, 6135, 6641, 6870, 11861, 12270, 13282, 19923, 23722, 33205, 35583, 39846, 59305, 66410, 71166, 93661, 99615, 118610, 177915, 187322, 199230, 280983, 355830, 468305, 561966, 936610, 1404915, 2716169, 2809830, 5432338, 8148507, 13580845, 16297014, 27161690, 40742535, 81485070]

約数ペア:

[(1, 81485070), (2, 40742535), (3, 27161690), (5, 16297014), (6, 13580845), (10, 8148507), (15, 5432338), (29, 2809830), (30, 2716169), (58, 1404915), (87, 936610), (145, 561966), (174, 468305), (229, 355830), (290, 280983), (409, 199230), (435, 187322), (458, 177915), (687, 118610), (818, 99615), (870, 93661), (1145, 71166), (1227, 66410), (1374, 59305), (2045, 39846), (2290, 35583), (2454, 33205), (3435, 23722), (4090, 19923), (6135, 13282), (6641, 12270), (6870, 11861)]