80906776

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 164102400

約数和(自身を除く): 83195624

約数列:

[1, 2, 4, 8, 31, 41, 62, 73, 82, 109, 124, 146, 164, 218, 248, 292, 328, 436, 584, 872, 1271, 2263, 2542, 2993, 3379, 4469, 4526, 5084, 5986, 6758, 7957, 8938, 9052, 10168, 11972, 13516, 15914, 17876, 18104, 23944, 27032, 31828, 35752, 63656, 92783, 138539, 185566, 246667, 277078, 326237, 371132, 493334, 554156, 652474, 742264, 986668, 1108312, 1304948, 1973336, 2609896, 10113347, 20226694, 40453388, 80906776]

約数ペア:

[(1, 80906776), (2, 40453388), (4, 20226694), (8, 10113347), (31, 2609896), (41, 1973336), (62, 1304948), (73, 1108312), (82, 986668), (109, 742264), (124, 652474), (146, 554156), (164, 493334), (218, 371132), (248, 326237), (292, 277078), (328, 246667), (436, 185566), (584, 138539), (872, 92783), (1271, 63656), (2263, 35752), (2542, 31828), (2993, 27032), (3379, 23944), (4469, 18104), (4526, 17876), (5084, 15914), (5986, 13516), (6758, 11972), (7957, 10168), (8938, 9052)]