25747755

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 48660480

約数和(自身を除く): 22912725

約数列:

[1, 3, 5, 11, 15, 19, 33, 43, 55, 57, 95, 129, 165, 191, 209, 215, 285, 473, 573, 627, 645, 817, 955, 1045, 1419, 2101, 2365, 2451, 2865, 3135, 3629, 4085, 6303, 7095, 8213, 8987, 10505, 10887, 12255, 18145, 24639, 26961, 31515, 39919, 41065, 44935, 54435, 90343, 119757, 123195, 134805, 156047, 199595, 271029, 451715, 468141, 598785, 780235, 1355145, 1716517, 2340705, 5149551, 8582585, 25747755]

約数ペア:

[(1, 25747755), (3, 8582585), (5, 5149551), (11, 2340705), (15, 1716517), (19, 1355145), (33, 780235), (43, 598785), (55, 468141), (57, 451715), (95, 271029), (129, 199595), (165, 156047), (191, 134805), (209, 123195), (215, 119757), (285, 90343), (473, 54435), (573, 44935), (627, 41065), (645, 39919), (817, 31515), (955, 26961), (1045, 24639), (1419, 18145), (2101, 12255), (2365, 10887), (2451, 10505), (2865, 8987), (3135, 8213), (3629, 7095), (4085, 6303)]