90999968

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1543}}^1$

素因数の和:1669

約数の個数: 48

約数和(自身を含む): 190653120

約数和(自身を除く): 99653152

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 97, 152, 194, 304, 388, 608, 776, 1543, 1552, 1843, 3086, 3104, 3686, 6172, 7372, 12344, 14744, 24688, 29317, 29488, 49376, 58634, 58976, 117268, 149671, 234536, 299342, 469072, 598684, 938144, 1197368, 2394736, 2843749, 4789472, 5687498, 11374996, 22749992, 45499984, 90999968]

約数ペア:

[(1, 90999968), (2, 45499984), (4, 22749992), (8, 11374996), (16, 5687498), (19, 4789472), (32, 2843749), (38, 2394736), (76, 1197368), (97, 938144), (152, 598684), (194, 469072), (304, 299342), (388, 234536), (608, 149671), (776, 117268), (1543, 58976), (1552, 58634), (1843, 49376), (3086, 29488), (3104, 29317), (3686, 24688), (6172, 14744), (7372, 12344)]