65408564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{277}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 130771200

約数和(自身を除く): 65362636

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 239, 247, 277, 478, 494, 554, 956, 988, 1108, 3107, 3601, 4541, 5263, 6214, 7202, 9082, 10526, 12428, 14404, 18164, 21052, 59033, 66203, 68419, 118066, 132406, 136838, 236132, 264812, 273676, 860639, 1257857, 1721278, 2515714, 3442556, 5031428, 16352141, 32704282, 65408564]

約数ペア:

[(1, 65408564), (2, 32704282), (4, 16352141), (13, 5031428), (19, 3442556), (26, 2515714), (38, 1721278), (52, 1257857), (76, 860639), (239, 273676), (247, 264812), (277, 236132), (478, 136838), (494, 132406), (554, 118066), (956, 68419), (988, 66203), (1108, 59033), (3107, 21052), (3601, 18164), (4541, 14404), (5263, 12428), (6214, 10526), (7202, 9082)]