8889389390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{659}}^1\times {\mathrm{27529}}^1$

素因数の和:28209

約数の個数: 48

約数和(自身を含む): 18642214800

約数和(自身を除く): 9752825410

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 659, 1318, 3295, 4613, 6590, 9226, 23065, 27529, 32291, 46130, 55058, 64582, 137645, 161455, 192703, 275290, 322910, 385406, 963515, 1348921, 1927030, 2697842, 6744605, 13489210, 18141611, 36283222, 90708055, 126991277, 181416110, 253982554, 634956385, 888938939, 1269912770, 1777877878, 4444694695, 8889389390]

約数ペア:

[(1, 8889389390), (2, 4444694695), (5, 1777877878), (7, 1269912770), (10, 888938939), (14, 634956385), (35, 253982554), (49, 181416110), (70, 126991277), (98, 90708055), (245, 36283222), (490, 18141611), (659, 13489210), (1318, 6744605), (3295, 2697842), (4613, 1927030), (6590, 1348921), (9226, 963515), (23065, 385406), (27529, 322910), (32291, 275290), (46130, 192703), (55058, 161455), (64582, 137645)]