127798750

素因数分解:

$2^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{5381}}^1$

素因数の和:5422

約数の個数: 40

約数和(自身を含む): 252200520

約数和(自身を除く): 124401770

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 625, 950, 1250, 2375, 4750, 5381, 10762, 11875, 23750, 26905, 53810, 102239, 134525, 204478, 269050, 511195, 672625, 1022390, 1345250, 2555975, 3363125, 5111950, 6726250, 12779875, 25559750, 63899375, 127798750]

約数ペア:

[(1, 127798750), (2, 63899375), (5, 25559750), (10, 12779875), (19, 6726250), (25, 5111950), (38, 3363125), (50, 2555975), (95, 1345250), (125, 1022390), (190, 672625), (250, 511195), (475, 269050), (625, 204478), (950, 134525), (1250, 102239), (2375, 53810), (4750, 26905), (5381, 23750), (10762, 11875)]