69947800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{26903}}^1$

素因数の和:26932

約数の個数: 48

約数和(自身を含む): 175145040

約数和(自身を除く): 105197240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 26903, 53806, 107612, 134515, 215224, 269030, 349739, 538060, 672575, 699478, 1076120, 1345150, 1398956, 1748695, 2690300, 2797912, 3497390, 5380600, 6994780, 8743475, 13989560, 17486950, 34973900, 69947800]

約数ペア:

[(1, 69947800), (2, 34973900), (4, 17486950), (5, 13989560), (8, 8743475), (10, 6994780), (13, 5380600), (20, 3497390), (25, 2797912), (26, 2690300), (40, 1748695), (50, 1398956), (52, 1345150), (65, 1076120), (100, 699478), (104, 672575), (130, 538060), (200, 349739), (260, 269030), (325, 215224), (520, 134515), (650, 107612), (1300, 53806), (2600, 26903)]