64490636

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{503}}^1$

素因数の和:774

約数の個数: 48

約数和(自身を含む): 136604160

約数和(自身を除く): 72113524

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 241, 266, 482, 503, 532, 964, 1006, 1687, 2012, 3374, 3521, 4579, 6748, 7042, 9158, 9557, 14084, 18316, 19114, 32053, 38228, 64106, 66899, 121223, 128212, 133798, 242446, 267596, 484892, 848561, 1697122, 2303237, 3394244, 4606474, 9212948, 16122659, 32245318, 64490636]

約数ペア:

[(1, 64490636), (2, 32245318), (4, 16122659), (7, 9212948), (14, 4606474), (19, 3394244), (28, 2303237), (38, 1697122), (76, 848561), (133, 484892), (241, 267596), (266, 242446), (482, 133798), (503, 128212), (532, 121223), (964, 66899), (1006, 64106), (1687, 38228), (2012, 32053), (3374, 19114), (3521, 18316), (4579, 14084), (6748, 9557), (7042, 9158)]