213888988820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{55001}}^1\times {\mathrm{14957}}^1$

素因数の和:69980

約数の個数: 48

約数和(自身を含む): 483759310608

約数和(自身を除く): 269870321788

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 14957, 29914, 55001, 59828, 74785, 110002, 149570, 194441, 220004, 275005, 299140, 388882, 550010, 715013, 777764, 972205, 1100020, 1430026, 1944410, 2860052, 3575065, 3888820, 7150130, 14300260, 822649957, 1645299914, 3290599828, 4113249785, 8226499570, 10694449441, 16452999140, 21388898882, 42777797764, 53472247205, 106944494410, 213888988820]

約数ペア:

[(1, 213888988820), (2, 106944494410), (4, 53472247205), (5, 42777797764), (10, 21388898882), (13, 16452999140), (20, 10694449441), (26, 8226499570), (52, 4113249785), (65, 3290599828), (130, 1645299914), (260, 822649957), (14957, 14300260), (29914, 7150130), (55001, 3888820), (59828, 3575065), (74785, 2860052), (110002, 1944410), (149570, 1430026), (194441, 1100020), (220004, 972205), (275005, 777764), (299140, 715013), (388882, 550010)]