87876568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{281}}^1$

素因数の和:428

約数の個数: 64

約数和(自身を含む): 185713920

約数和(自身を除く): 97837352

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 97, 104, 124, 194, 248, 281, 388, 403, 562, 776, 806, 1124, 1261, 1612, 2248, 2522, 3007, 3224, 3653, 5044, 6014, 7306, 8711, 10088, 12028, 14612, 17422, 24056, 27257, 29224, 34844, 39091, 54514, 69688, 78182, 109028, 113243, 156364, 218056, 226486, 312728, 354341, 452972, 708682, 844967, 905944, 1417364, 1689934, 2834728, 3379868, 6759736, 10984571, 21969142, 43938284, 87876568]

約数ペア:

[(1, 87876568), (2, 43938284), (4, 21969142), (8, 10984571), (13, 6759736), (26, 3379868), (31, 2834728), (52, 1689934), (62, 1417364), (97, 905944), (104, 844967), (124, 708682), (194, 452972), (248, 354341), (281, 312728), (388, 226486), (403, 218056), (562, 156364), (776, 113243), (806, 109028), (1124, 78182), (1261, 69688), (1612, 54514), (2248, 39091), (2522, 34844), (3007, 29224), (3224, 27257), (3653, 24056), (5044, 17422), (6014, 14612), (7306, 12028), (8711, 10088)]