158843980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{2719}}^1$

素因数の和:2878

約数の個数: 48

約数和(自身を含む): 350945280

約数和(自身を除く): 192101300

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 127, 230, 254, 460, 508, 635, 1270, 2540, 2719, 2921, 5438, 5842, 10876, 11684, 13595, 14605, 27190, 29210, 54380, 58420, 62537, 125074, 250148, 312685, 345313, 625370, 690626, 1250740, 1381252, 1726565, 3453130, 6906260, 7942199, 15884398, 31768796, 39710995, 79421990, 158843980]

約数ペア:

[(1, 158843980), (2, 79421990), (4, 39710995), (5, 31768796), (10, 15884398), (20, 7942199), (23, 6906260), (46, 3453130), (92, 1726565), (115, 1381252), (127, 1250740), (230, 690626), (254, 625370), (460, 345313), (508, 312685), (635, 250148), (1270, 125074), (2540, 62537), (2719, 58420), (2921, 54380), (5438, 29210), (5842, 27190), (10876, 14605), (11684, 13595)]