38160520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{491}}^1$

素因数の和:598

約数の個数: 64

約数和(自身を含む): 90331200

約数和(自身を除く): 52170680

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 67, 116, 134, 145, 232, 268, 290, 335, 491, 536, 580, 670, 982, 1160, 1340, 1943, 1964, 2455, 2680, 3886, 3928, 4910, 7772, 9715, 9820, 14239, 15544, 19430, 19640, 28478, 32897, 38860, 56956, 65794, 71195, 77720, 113912, 131588, 142390, 164485, 263176, 284780, 328970, 569560, 657940, 954013, 1315880, 1908026, 3816052, 4770065, 7632104, 9540130, 19080260, 38160520]

約数ペア:

[(1, 38160520), (2, 19080260), (4, 9540130), (5, 7632104), (8, 4770065), (10, 3816052), (20, 1908026), (29, 1315880), (40, 954013), (58, 657940), (67, 569560), (116, 328970), (134, 284780), (145, 263176), (232, 164485), (268, 142390), (290, 131588), (335, 113912), (491, 77720), (536, 71195), (580, 65794), (670, 56956), (982, 38860), (1160, 32897), (1340, 28478), (1943, 19640), (1964, 19430), (2455, 15544), (2680, 14239), (3886, 9820), (3928, 9715), (4910, 7772)]