890221592

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{26501}}^1$

素因数の和:26556

約数の個数: 64

約数和(自身を含む): 2003551200

約数和(自身を除く): 1113329608

約数列:

[1, 2, 4, 8, 13, 17, 19, 26, 34, 38, 52, 68, 76, 104, 136, 152, 221, 247, 323, 442, 494, 646, 884, 988, 1292, 1768, 1976, 2584, 4199, 8398, 16796, 26501, 33592, 53002, 106004, 212008, 344513, 450517, 503519, 689026, 901034, 1007038, 1378052, 1802068, 2014076, 2756104, 3604136, 4028152, 5856721, 6545747, 8559823, 11713442, 13091494, 17119646, 23426884, 26182988, 34239292, 46853768, 52365976, 68478584, 111277699, 222555398, 445110796, 890221592]

約数ペア:

[(1, 890221592), (2, 445110796), (4, 222555398), (8, 111277699), (13, 68478584), (17, 52365976), (19, 46853768), (26, 34239292), (34, 26182988), (38, 23426884), (52, 17119646), (68, 13091494), (76, 11713442), (104, 8559823), (136, 6545747), (152, 5856721), (221, 4028152), (247, 3604136), (323, 2756104), (442, 2014076), (494, 1802068), (646, 1378052), (884, 1007038), (988, 901034), (1292, 689026), (1768, 503519), (1976, 450517), (2584, 344513), (4199, 212008), (8398, 106004), (16796, 53002), (26501, 33592)]