25404368

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:216

約数の個数: 80

約数和(自身を含む): 57853440

約数和(自身を除く): 32449072

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 71, 76, 88, 107, 142, 152, 176, 209, 214, 284, 304, 418, 428, 568, 781, 836, 856, 1136, 1177, 1349, 1562, 1672, 1712, 2033, 2354, 2698, 3124, 3344, 4066, 4708, 5396, 6248, 7597, 8132, 9416, 10792, 12496, 14839, 15194, 16264, 18832, 21584, 22363, 29678, 30388, 32528, 44726, 59356, 60776, 83567, 89452, 118712, 121552, 144343, 167134, 178904, 237424, 288686, 334268, 357808, 577372, 668536, 1154744, 1337072, 1587773, 2309488, 3175546, 6351092, 12702184, 25404368]

約数ペア:

[(1, 25404368), (2, 12702184), (4, 6351092), (8, 3175546), (11, 2309488), (16, 1587773), (19, 1337072), (22, 1154744), (38, 668536), (44, 577372), (71, 357808), (76, 334268), (88, 288686), (107, 237424), (142, 178904), (152, 167134), (176, 144343), (209, 121552), (214, 118712), (284, 89452), (304, 83567), (418, 60776), (428, 59356), (568, 44726), (781, 32528), (836, 30388), (856, 29678), (1136, 22363), (1177, 21584), (1349, 18832), (1562, 16264), (1672, 15194), (1712, 14839), (2033, 12496), (2354, 10792), (2698, 9416), (3124, 8132), (3344, 7597), (4066, 6248), (4708, 5396)]