254080216

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{78809}}^1$

素因数の和:78859

約数の個数: 32

約数和(自身を含む): 529603200

約数和(自身を除く): 275522984

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 78809, 157618, 315236, 630472, 1024517, 2049034, 2443079, 4098068, 4886158, 8196136, 9772316, 19544632, 31760027, 63520054, 127040108, 254080216]

約数ペア:

[(1, 254080216), (2, 127040108), (4, 63520054), (8, 31760027), (13, 19544632), (26, 9772316), (31, 8196136), (52, 4886158), (62, 4098068), (104, 2443079), (124, 2049034), (248, 1024517), (403, 630472), (806, 315236), (1612, 157618), (3224, 78809)]