255631472

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{8669}}^1$

素因数の和:8793

約数の個数: 40

約数和(自身を含む): 526789200

約数和(自身を除く): 271157728

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 97, 152, 194, 304, 388, 776, 1552, 1843, 3686, 7372, 8669, 14744, 17338, 29488, 34676, 69352, 138704, 164711, 329422, 658844, 840893, 1317688, 1681786, 2635376, 3363572, 6727144, 13454288, 15976967, 31953934, 63907868, 127815736, 255631472]

約数ペア:

[(1, 255631472), (2, 127815736), (4, 63907868), (8, 31953934), (16, 15976967), (19, 13454288), (38, 6727144), (76, 3363572), (97, 2635376), (152, 1681786), (194, 1317688), (304, 840893), (388, 658844), (776, 329422), (1552, 164711), (1843, 138704), (3686, 69352), (7372, 34676), (8669, 29488), (14744, 17338)]