64974965

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{641}}^1$

素因数の和:773

約数の個数: 32

約数和(自身を含む): 90599040

約数和(自身を除く): 25624075

約数列:

[1, 5, 11, 19, 55, 95, 97, 209, 485, 641, 1045, 1067, 1843, 3205, 5335, 7051, 9215, 12179, 20273, 35255, 60895, 62177, 101365, 133969, 310885, 669845, 683947, 1181363, 3419735, 5906815, 12994993, 64974965]

約数ペア:

[(1, 64974965), (5, 12994993), (11, 5906815), (19, 3419735), (55, 1181363), (95, 683947), (97, 669845), (209, 310885), (485, 133969), (641, 101365), (1045, 62177), (1067, 60895), (1843, 35255), (3205, 20273), (5335, 12179), (7051, 9215)]