131315536

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{367}}^1$

素因数の和:512

約数の個数: 80

約数和(自身を含む): 295695360

約数和(自身を除く): 164379824

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 107, 152, 176, 209, 214, 304, 367, 418, 428, 734, 836, 856, 1177, 1468, 1672, 1712, 2033, 2354, 2936, 3344, 4037, 4066, 4708, 5872, 6973, 8074, 8132, 9416, 13946, 16148, 16264, 18832, 22363, 27892, 32296, 32528, 39269, 44726, 55784, 64592, 76703, 78538, 89452, 111568, 153406, 157076, 178904, 306812, 314152, 357808, 431959, 613624, 628304, 746111, 863918, 1227248, 1492222, 1727836, 2984444, 3455672, 5968888, 6911344, 8207221, 11937776, 16414442, 32828884, 65657768, 131315536]

約数ペア:

[(1, 131315536), (2, 65657768), (4, 32828884), (8, 16414442), (11, 11937776), (16, 8207221), (19, 6911344), (22, 5968888), (38, 3455672), (44, 2984444), (76, 1727836), (88, 1492222), (107, 1227248), (152, 863918), (176, 746111), (209, 628304), (214, 613624), (304, 431959), (367, 357808), (418, 314152), (428, 306812), (734, 178904), (836, 157076), (856, 153406), (1177, 111568), (1468, 89452), (1672, 78538), (1712, 76703), (2033, 64592), (2354, 55784), (2936, 44726), (3344, 39269), (4037, 32528), (4066, 32296), (4708, 27892), (5872, 22363), (6973, 18832), (8074, 16264), (8132, 16148), (9416, 13946)]