80864988

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{673}}^1$

素因数の和:747

約数の個数: 96

約数和(自身を含む): 217405440

約数和(自身を除く): 136540452

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 31, 34, 38, 51, 57, 62, 68, 76, 93, 102, 114, 124, 186, 204, 228, 323, 372, 527, 589, 646, 673, 969, 1054, 1178, 1292, 1346, 1581, 1767, 1938, 2019, 2108, 2356, 2692, 3162, 3534, 3876, 4038, 6324, 7068, 8076, 10013, 11441, 12787, 20026, 20863, 22882, 25574, 30039, 34323, 38361, 40052, 41726, 45764, 51148, 60078, 62589, 68646, 76722, 83452, 120156, 125178, 137292, 153444, 217379, 250356, 354671, 396397, 434758, 652137, 709342, 792794, 869516, 1064013, 1189191, 1304274, 1418684, 1585588, 2128026, 2378382, 2608548, 4256052, 4756764, 6738749, 13477498, 20216247, 26954996, 40432494, 80864988]

約数ペア:

[(1, 80864988), (2, 40432494), (3, 26954996), (4, 20216247), (6, 13477498), (12, 6738749), (17, 4756764), (19, 4256052), (31, 2608548), (34, 2378382), (38, 2128026), (51, 1585588), (57, 1418684), (62, 1304274), (68, 1189191), (76, 1064013), (93, 869516), (102, 792794), (114, 709342), (124, 652137), (186, 434758), (204, 396397), (228, 354671), (323, 250356), (372, 217379), (527, 153444), (589, 137292), (646, 125178), (673, 120156), (969, 83452), (1054, 76722), (1178, 68646), (1292, 62589), (1346, 60078), (1581, 51148), (1767, 45764), (1938, 41726), (2019, 40052), (2108, 38361), (2356, 34323), (2692, 30039), (3162, 25574), (3534, 22882), (3876, 20863), (4038, 20026), (6324, 12787), (7068, 11441), (8076, 10013)]