90891700

素因数分解:

$2^2\times 5^2\times {\mathrm{239}}^1\times {\mathrm{3803}}^1$

素因数の和:4056

約数の個数: 36

約数和(自身を含む): 198112320

約数和(自身を除く): 107220620

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 239, 478, 956, 1195, 2390, 3803, 4780, 5975, 7606, 11950, 15212, 19015, 23900, 38030, 76060, 95075, 190150, 380300, 908917, 1817834, 3635668, 4544585, 9089170, 18178340, 22722925, 45445850, 90891700]

約数ペア:

[(1, 90891700), (2, 45445850), (4, 22722925), (5, 18178340), (10, 9089170), (20, 4544585), (25, 3635668), (50, 1817834), (100, 908917), (239, 380300), (478, 190150), (956, 95075), (1195, 76060), (2390, 38030), (3803, 23900), (4780, 19015), (5975, 15212), (7606, 11950)]