251261648

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{24197}}^1$

素因数の和:24275

約数の個数: 40

約数和(自身を含む): 540099360

約数和(自身を除く): 288837712

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 59, 88, 118, 176, 236, 472, 649, 944, 1298, 2596, 5192, 10384, 24197, 48394, 96788, 193576, 266167, 387152, 532334, 1064668, 1427623, 2129336, 2855246, 4258672, 5710492, 11420984, 15703853, 22841968, 31407706, 62815412, 125630824, 251261648]

約数ペア:

[(1, 251261648), (2, 125630824), (4, 62815412), (8, 31407706), (11, 22841968), (16, 15703853), (22, 11420984), (44, 5710492), (59, 4258672), (88, 2855246), (118, 2129336), (176, 1427623), (236, 1064668), (472, 532334), (649, 387152), (944, 266167), (1298, 193576), (2596, 96788), (5192, 48394), (10384, 24197)]