989748650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{78241}}^1$

素因数の和:78287

約数の個数: 48

約数和(自身を含む): 2095633728

約数和(自身を除く): 1105885078

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 46, 50, 55, 110, 115, 230, 253, 275, 506, 550, 575, 1150, 1265, 2530, 6325, 12650, 78241, 156482, 391205, 782410, 860651, 1721302, 1799543, 1956025, 3599086, 3912050, 4303255, 8606510, 8997715, 17995430, 19794973, 21516275, 39589946, 43032550, 44988575, 89977150, 98974865, 197949730, 494874325, 989748650]

約数ペア:

[(1, 989748650), (2, 494874325), (5, 197949730), (10, 98974865), (11, 89977150), (22, 44988575), (23, 43032550), (25, 39589946), (46, 21516275), (50, 19794973), (55, 17995430), (110, 8997715), (115, 8606510), (230, 4303255), (253, 3912050), (275, 3599086), (506, 1956025), (550, 1799543), (575, 1721302), (1150, 860651), (1265, 782410), (2530, 391205), (6325, 156482), (12650, 78241)]