86678950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3967}}^1$

素因数の和:4021

約数の個数: 48

約数和(自身を含む): 177131520

約数和(自身を除く): 90452570

約数列:

[1, 2, 5, 10, 19, 23, 25, 38, 46, 50, 95, 115, 190, 230, 437, 475, 575, 874, 950, 1150, 2185, 3967, 4370, 7934, 10925, 19835, 21850, 39670, 75373, 91241, 99175, 150746, 182482, 198350, 376865, 456205, 753730, 912410, 1733579, 1884325, 2281025, 3467158, 3768650, 4562050, 8667895, 17335790, 43339475, 86678950]

約数ペア:

[(1, 86678950), (2, 43339475), (5, 17335790), (10, 8667895), (19, 4562050), (23, 3768650), (25, 3467158), (38, 2281025), (46, 1884325), (50, 1733579), (95, 912410), (115, 753730), (190, 456205), (230, 376865), (437, 198350), (475, 182482), (575, 150746), (874, 99175), (950, 91241), (1150, 75373), (2185, 39670), (3967, 21850), (4370, 19835), (7934, 10925)]