61516015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{43}}^1$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 89147520

約数和(自身を除く): 27631505

約数列:

[1, 5, 11, 19, 37, 43, 55, 95, 185, 209, 215, 407, 473, 703, 817, 1045, 1369, 1591, 2035, 2365, 3515, 4085, 6845, 7733, 7955, 8987, 15059, 17501, 26011, 30229, 38665, 44935, 58867, 75295, 87505, 130055, 151145, 286121, 294335, 332519, 647537, 1118473, 1430605, 1662595, 3237685, 5592365, 12303203, 61516015]

約数ペア:

[(1, 61516015), (5, 12303203), (11, 5592365), (19, 3237685), (37, 1662595), (43, 1430605), (55, 1118473), (95, 647537), (185, 332519), (209, 294335), (215, 286121), (407, 151145), (473, 130055), (703, 87505), (817, 75295), (1045, 58867), (1369, 44935), (1591, 38665), (2035, 30229), (2365, 26011), (3515, 17501), (4085, 15059), (6845, 8987), (7733, 7955)]